Differential (Click to cross reference) abdominal distention abdominal reflex, absent abducens nerve abducens nerve palsy, evaluation of abducens nerve paralysis abducens nerve paralysis, bilateral abducens nerve paralysis, children abducens nucleus, infarction abductor pollicis brevis abortion, spontaneous abscess, brainstem abscess, cerebellum abscess, intracerebral abscess, intracerebral, tuberculous abscess, intracranial abscess, intracranial-fungal abscess, sphenoid sinus abscess, vertebral abstinence syndrome abulia acanthocytosis accommodation acetazolamide achilles tendon, enlarged aciduria acoustic apoplexy acoustic nerve acoustic nerve, cochlear division of acoustic nerve, vestibular division of acoustic neurinoma acoustic neurinoma, bilateral acquired immunodeficiency syndrome acquired immunodeficiency syndrome dementia complex acquired immunodeficiency syndrome myelopathy acquired immunodeficiency syndrome, heralded by neurologic invol acquired immunodeficiency syndrome-related complex acral enlargement acrochordon acromegaly acronym acupuncture acute ataxia of childhood acute cerebellar ataxia acute disseminated encephalomyelitis acute disseminated encephalomyelitis, multiphasic acute intermittant porphyria acute necrotizing encephalitis acute respiratory distress syndrome acyclovir addiction, heroin addiction, heroin-neurologic complications with Addison's disease Adies pupil adolescent medicine adrenal mass adrenoleukodystrophy adrenoleukodystrophy, adult onset adrenoleukodystrophy, carrier adrenomyeloneuropathy adult polyglucosan body disease advances in neurology adverse drug reaction afebrile affect, flat affect, inappropriate Africa agenesis of corpus callosum ageusia aggression agitation agnosia agnosia, auditory agnosia, color agoraphobia Aicardi-Goutieres syndrome Aicardi's syndrome air, spinal airway obstruction akathisia akinetic mute albendazole alcohol alcohol intoxication alcohol, blood level of alcohol, heart involvement with alcohol, neurologic complications with alcoholic blackout alcoholic coma alcoholic dementia alcoholic polyneuropathy alcoholic withdrawal states, DT's, convulsions, etc. alcoholism aldolase Alexanders disease Alexanders disease, adult onset alexia without agraphia algorithm allergic angiitis allergy allodynia alopecia alpha-fetoprotein Alport syndrome altered states of consciousness alternating hemiplegia alternating hemiplegia of childhood alternating rapid movement alternative medicine alveolar hypoventilation Alzheimer's disease amaurosis fugax amaurosis fugax, bright light induced amblyopia amblyopia, toxic amenorrhea aminoacidopathies aminoacidurias amiodarone ammonia amnesia amnesia, concussion amnesia, head injury causing amnesic stroke amnestic syndrome amobarbitol interview amoxicillin amphiphysin antibodies amphotericin B amygdala amyloid amyloid angiopathy, cerebral amyloidoma amyloidosis amyotrophic lateral sclerosis ANA anal wink response analgesia, epidural analgesic anasarca anatomy of anemia anemia, hemolytic anergy anesthesia, epidural anesthesia, general anesthesia, local aneurysm aneurysm, abdominal aortic aneurysm, abdominal aortic, endovascular repair aneurysm, aortic arch aneurysm, asymptomatic aneurysm, berry aneurysm, carotid artery, false aneurysm, cavernous sinus aneurysm, cavernous sinus-bilateral aneurysm, fungal intracranial aneurysm, fusiform aneurysm, giant cerebral aneurysm, infraclinoid aneurysm, internal carotid artery aneurysm, intracranial aneurysm, intracranial, treatment of aneurysm, post traumatic aneurysm, posterior communicating artery aneurysm, supraclinoid aneurysm, thoracic aortic aneurysm, vertebral basilar system angiitis angiitis, granulomatous of CNS angiitis, isolated of CNS angiography, cerebral, beaded vessels angiography, cerebral angiography, cerebral, false negative angiography, cerebral, negative angiography, neurologic complications with angiography, posterior fossa angiokeratoma angiostrongylus cantonensis angiotensin-converting enzyme anhidrosis animal exposure anisocoria ankle edema ankle reflex, absent ankle, swelling of ankylosing spondylitis anorexia anorexia nervosa anosmia anosmia, unilateral anosognosia antecedent illness anterior choroidal artery anterior horn cell disease anterior inferior cerebellar artery anterior inferior cerebellar artery occlusion anterior inferior cerebellar artery syndrome anterior interosseous neuropathy anterior medullary velum anterior spinal artery anterior spinal artery infarction anterior tibial compartment syndrome anterocollis anti basal ganglia antibodies anti GQ1b IgG antibody anti Hu antibody anti IgLON5 anti La antibody anti Ma anti MAG antibodies anti Ri antibody anti Ro antibody anti Yo antibody antiarrhythmic drugs antibiotic prophylaxis antibiotics antibiotics, neurologic complications with antibodies to voltage-gated calcium channels anticardiolipin antibodies anticholinergic drugs anticoagulant, complications of anticoagulant, discontinuation anticoagulant, treatment anticoagulant, treatment in CVD anticonvulsants anticonvulsants, blood level determination of anticonvulsants, compliance anticonvulsants, effectiveness anticonvulsants, selection of anticonvulsants, untoward effects of antidotes antiganglioside antibodies anti-myeloperoxidase antineutrophil cytoplasmic autoantibodies antiparasitic therapy antiphospholipid antibodies antiphospholipid antibody syndrome antiretinal antibodies antistreptolysin titer antiviral agents anxiety aorta, occlusion aortic valve, bicuspid aortic valve, insufficiency aortic valve, stenosis aortitis Apgar score aphasia aphasia, global aphasia, transcortical aphonia apnea apnea, primary central applause sign apraxia apraxia of eye movements apraxia of eyelid opening apricot seeds aqueduct of Sylvius, obstruction aqueduct of Sylvius, stenosis aqueductal obstruction aqueductal stenosis arachnodactyly arachnoiditis arachnoiditis, opticochiasmatic arbovirus arcuate scotoma, differential diagnosis of area postrema area postrema syndrome areflexia Argyll Robertson pupil argyria arm swing, reduced arm weakness Arnold Chiari malformation arousal arrhythmia, cardiac arsenic arterial dissection arterial dissection, aorta arterial dissection, aorta, cerebral symptoms with arterial dissection, basilar arterial dissection, bilateral arterial dissection, carotid arterial dissection, vertebral arterial puncture arteriovenous malformation arteriovenous malformation, brainstem arteriovenous malformation, cerebral arteritic anterior ischemic optic neuropathy arteritides arteritis, temporal arthralgia arthritis arthrogryposis multiplex arthropathy arthroscopic surgery arylsulfatase A arylsulfatase B ascending paralysis ascites Asia Asians aspartate aminotransferase aspartocyclase aspergillosis aspiration aspirin asterixis asthma astrocytoma astrogliopathy asymptomatic ataxia ataxia telangiectasia ataxia, acute onset ataxia, cerebellar ataxia, hereditary ataxia, progressive ataxia, sensory ataxia, truncal ataxic gait ataxic hemiparesis ataxin ataxin-2 atelectasis atheromatous branch disease, intracranial athetosis atlanto-axial subluxation ATP1A3 gene atrial fibrillation atrial flutter atrioventricular block atrophy, muscle atypical atypical lymphocytes audiogram audiology auditory and vestibular pathways auditory evoked brainstem potentials auditory evoked potentials autism autoantibodies autoimmune disease autoimmune encephalopathy autoimmune epilepsy autoimmune GFAP astrocytopathy autoimmune meningitis automatism, postictal automobile accidents autonomic cardiovascular reflexes autonomic dysfunction autonomic neuropathy autoregulation, cerebral axillary nerve axillary neuropathy axonal degeneration axonal regeneration axonal shear injury axonopraxia axonotemesis azathioprine B 12 deficiency B cell lymphocytes B cell lymphoma B12 babesiosis Babinski sign Babinski-Nageotte syndrome back exercises back schools back support back surgery baclofen bacteremia bacterial endocarditis, neurologic manifestations of bacterial infection bacterial infection, CNS BAL baldness Balint's syndrome band keratopathy barbiturate anesthesia Barkhof MR criteria for MS basal cell carcinoma basal cistern basal ganglia basal ganglia, calcification of basal ganglia, hemorrhage basal ganglia, hemorrhage, bilateral basal ganglia, infarction basal ganglia, lesion of basal ganglia, lesion, bilateral basement membrane basement membrane thickening basilar artery basilar artery migraine basilar artery occlusion basilar artery stenosis basilar impression basophilic stippling of red blood cells Bassen-Kornzweig syndrome bat bite battered child syndrome Beau's lines beauty parlor bed rest bedridden bee sting bee sting, neurologic complications with behavior modification behavior, combative behavioral disorder behavioral disorder, acute Behcet's syndrome Bence Jones protein Benedikt's syndrome benign enhancing foramen magnum lesions benign essential tremor benoxaprofen beta-D-glucon Bickerstaff's brainstem encephalitis Bielschowsky head tilt test bilirubin encephalopathy binasal visual field defect Bing-Neel syndrome biofeedback biologic markers biological warfare bionic reconstruction biotin deficiency biotinidase deficiency birth injury bitemporal visual field defect black turbinate sign blacks bladder dysfunction blepharospasm blind spot, enlarged blindness blindness, congenital blindness, monocular blindness, nutritional blindness, prevention of blindness, sudden blindness, transient blink reflex blinking blinking, reduced blood cultures blood dyscrasias, neurologic findings with blood gases, arterial blood loss blood transfusion bone biopsy bone density bone density, increased bone marrow biopsy bone marrow suppression bone marrow transplantation bone pain bone scanning bone survey bone survey, metastatic border zone infarct Borrelia burgdorferi infection Borrelia miyamotoi infection bortezomib botulinum toxin botulism brachial neuritis brachial neuritis, acute brachial plexus brachial plexus injury brachial plexus injury, prognosis of brachial plexus injury, treatment of brachial plexus neuropathy brachial plexus neuropathy, bilateral brachial plexus neuropathy, familial brachial plexus neuropathy, recurrent brachial plexus, lesion of brachial plexus, postoperative palsy of brachial radiculoplexopathy bradycardia bradykinesia bradyphrenia brain atrophy brain biopsy brain biopsy, false negative brain biopsy, indication brain biopsy, stereotaxic brain damage brain purpura brain scan brain scan, abnormal brain scan, false negative brain transplantation brainstem brainstem, atrophy brainstem, deformity of brainstem, dysfunction brainstem, dysfunction, eye movement disorders with brainstem, edema brainstem, glioma brainstem, glioma in children brainstem, glioma, adult brainstem, hematoma brainstem, hemorrhage, primary brainstem, hypoplasia brainstem, infarction of brainstem, ischemia brainstem, lesion of brainstem, malformation brainstem, metastasis to brainstem, neoplasms of brainstem, syndrome brainstem, tuberculoma of brainstem, vascular malformation of Brazil breast feeding bromocriptine Brompton solution Brown Sequard syndrome brucellosis brucellosis, nervous system involvement with Brudzinski's sign bruit bruit hydro-aerique bruit, asymptomatic bruit, cranial bruit, orbit bulbar dysfunction bulbar palsy bulbar palsy, progressive burning feet burning hands burning legs burning paresthesia burning skin burst suppression pattern, electroencephalogram buttock numbness cabergoline cachexia cafe au lait spots CAG repeats calcarine artery calcification, intracranial calcification, intracranial, rim calcification, intraventricular calcification, periventricular calcitonin calcium antagonist calf atrophy calf hypertrophy caloric testing Canavan's disease cancer of colon cancer, cerebrovascular accident complicating patients with candida albicans capillary blush capsaicin capsular warning syndrome CAR syndrome carbamazepine carbon disulfide carbon monoxide poisoning carbon monoxide poisoning, chronic carbonic anhydrase II deficiency carbonic anhydrase inhibitor carboxyhemoglobin carcinoembryonic antigen carcinoembryonic antigen, cerebrospinal fluid carcinoid tumor carcinoma carcinoma of bladder carcinoma of breast carcinoma of cervix carcinoma of lung carcinoma of ovary carcinoma of pancreas carcinoma of prostate carcinoma of stomach carcinoma of testis carcinoma of tongue carcinoma of uterus carcinoma, multiple cardiac arrest cardiac arrest and resuscitation cardiac catheterization cardiac catheterization, neurologic complications cardiac surgery cardiac surgery, neurologic complications with cardiac transplantation cardiomegaly cardiomyopathy caribbean caries carmustine carotid angiogram carotid artery carotid artery atherosclerosis carotid artery calcification carotid artery disease carotid artery injury carotid artery laceration carotid artery narrowing carotid artery occlusion, bilateral carotid artery occlusion, intracranial carotid artery occlusion, neck carotid artery occlusion, posttraumatic carotid artery stenosis carotid artery stenosis, recurrent carotid artery, enlarged external diameter carotid sinus syndrome carotid siphon carotid-siphon occlusion carpal tunnel syndrome carpo-pedal spasm case studies cast Castleman's disease CAT scan CAT scan, abdomen CAT scan, abnormal CAT scan, abscess, cerebral CAT scan, air cysternography CAT scan, angiography CAT scan, base of skull CAT scan, brain scan compared to CAT scan, brain tumors CAT scan, cardiac, ultrafast CAT scan, cerebrovascular disease CAT scan, chest CAT scan, contrast enhanced CAT scan, contrast enhanced, subepend. CAT scan, dementia CAT scan, demyelinating disease CAT scan, dense artery sign CAT scan, disappearing lesion on CAT scan, early changes in CVA CAT scan, emission CAT scan, emission, abnormal CAT scan, false negative CAT scan, gray matter enhancement CAT scan, hyperattenuation CAT scan, metrizamide CAT scan, muscle CAT scan, myelogram with CAT scan, negative CAT scan, orbits CAT scan, pelvis CAT scan, ring sign CAT scan, serial CAT scan, skull bone changes CAT scan, spinal cord CAT scan, spine CAT scan, venography catamenial sciatica cataracts cataracts, congenital catecholamine cat-scratch disease cattle cauda equina cauda equina, blood supply of cauda equina, enhancement cauda equina, lesion of caudate nucleus, atrophy caudate nucleus, lesion of caudate nucleus, lesion of, bilateral causalgia cavernous hemangioma cavernous sinus cavernous sinus, expansion cavernous sinus, internal carotid artery encasement in cavernous sinus, lesion of cavernous sinus, meningioma cavernous sinus, metastasis to cavernous sinus, syndrome cavernous sinus, thrombosis cavernous sinus, thrombosis, septic CD4 counts ceftriaxone celiac disease, adult cellulitis central artery of Percheron central bright spot sign central cord syndrome central core disease central hypoventilation central hypoventilation, congenital central nervous system, infection of central pontine myelinolysis central retinal artery occlusion central retinal vein occlusion central serous chorioretinitis central vein sign central venous catheter centrum semiovale cephalosporins cerebellar ataxia, autosomal recessive cerebellar ataxia, children cerebellar ataxia, hereditary cerebellar ataxia, neuropathy and vestibular areflexia syndrome cerebellar ataxia, primary cerebellar atrophy, primary cerebellar atrophy, secondary cerebellar degeneration cerebellar disease, eye movement disorder in cerebellar edema cerebellar hemangioma cerebellar hemorrhage cerebellar hypoplasia cerebellar infarction cerebellar infarction, bilateral cerebellar lesion cerebellar peduncle cerebellar pontine angle cerebellar pontine angle tumor cerebellar tonsils cerebellar vermis cerebellitis cerebellitis, autoimmune cerebellum cerebellum, disease of cerebellum, neoplasms of cerebral arteries cerebral artery, encasement cerebral autosomal dominate arteriopathy with subcortical infarction and leukoencephalopathy cerebral blood flow cerebral cortex cerebral cortical atrophy cerebral cortical encephaliis cerebral edema cerebral edema, cytotoxic cerebral edema, origin and treatment cerebral edema, vasogenic cerebral embolism cerebral embolism, cardiac origin cerebral embolism, carotid origin cerebral embolism, mechanical extraction cerebral infarction cerebral infarction, hemorrhagic cerebral infarction, small, deep cerebral infarction, subcortical cerebral ischemia cerebral palsy cerebral palsy, work up cerebral peduncle cerebral vasculature cerebral vasculature, calcification cerebral veins cerebral venous infarction cerebral venous thrombosis cerebral venous thrombosis, deep cerebral venous thrombosis, etiology cerebral venous thrombosis, recurrent cerebritis cerebro hepato renal syndrome cerebrospinal fluid cerebrospinal fluid, abnormal cerebrospinal fluid, appearance of cerebrospinal fluid, beta-D-glucan cerebrospinal fluid, biochemical markers of CNS tumors cerebrospinal fluid, culture negative cerebrospinal fluid, culture of cerebrospinal fluid, culture of, viral cerebrospinal fluid, cytology cerebrospinal fluid, cytology, false negative cerebrospinal fluid, elevated protein of cerebrospinal fluid, eosinophilia of cerebrospinal fluid, flow cytometry cerebrospinal fluid, free kappa light chains cerebrospinal fluid, gammaglobulin of cerebrospinal fluid, hypovolemia cerebrospinal fluid, lactic acid concentration cerebrospinal fluid, leak cerebrospinal fluid, oligoclonal bands, absent cerebrospinal fluid, oligoclonal IgG in cerebrospinal fluid, pressure increased cerebrospinal fluid, pressure low cerebrospinal fluid, protein of cerebrospinal fluid, proteincytologic dissociation cerebrospinal fluid, red cells in cerebrospinal fluid, xanthochromia of cerebrospinal gliomatosis cerebrotendinous xanthomatosis cerebrovascular accident cerebrovascular accident, acute management of cerebrovascular accident, agitated delirium following cerebrovascular accident, bilateral cerebrovascular accident, clinical diagnosis cerebrovascular accident, delayed onset cerebrovascular accident, differential diagnosis of cerebrovascular accident, etiology cerebrovascular accident, familial occurrence cerebrovascular accident, incidence of cerebrovascular accident, infancy and childhood cerebrovascular accident, intrauterine cerebrovascular accident, location of cerebrovascular accident, mass effect with cerebrovascular accident, mimics cerebrovascular accident, multiple cerebrovascular accident, neonatal cerebrovascular accident, non atherosclerotic cause of cerebrovascular accident, nonarterial territory cerebrovascular accident, nonvascular territory cerebrovascular accident, pathophysiology cerebrovascular accident, postoperative cerebrovascular accident, postpartum cerebrovascular accident, prevention of cerebrovascular accident, prognosis in cerebrovascular accident, racial differences cerebrovascular accident, recurrent cerebrovascular accident, silent cerebrovascular accident, stuttering cerebrovascular accident, surgical treatment of cerebrovascular accident, thrombolytic agents in treatment cerebrovascular accident, time to treatment cerebrovascular accident, topographic pattern cerebrovascular accident, volume cerebrovascular accident, women cerebrovascular accident, work up for cerebrovascular accident, young adult cerebrovascular disease cerebrovascular disease, cardiovascular disease with cerebrovascular disease, risk factors in cerebrovascular disease, surgical treatment of cervical band cervical collar cervical myelopathy cervical osteophyte cervical plexus cervical radiculopathy cervical rib cervical rib resection cervical spine cervical spine abnormality cervical spine disease cervical spine injury cervical spine manipulation cervical spondylosis cervical spondylosis, differential diagnosis of cervical traction CHANTER syndrome Charcot-Marie-Tooth chasing the dragon cheek numbness cheiralgia paresthetica Cheiro-oral syndrome chelation therapy chemical meningitis chemical weapons chemonucleolysis chemosis chemotherapy, CNS treatment and complications with chemotherapy, intra-arterial chenodeoxycholic acid cherry red spot cherry red spot-myoclonus syndrome chest pain chest x-ray chest x-ray, abnormal chiasmal syndromes children chills chin numbness China chiropractic manipulation chiropractic manipulation, neurologic complications with chlorambucil chlorine chloroma chlorotrianisine chlorpromazine chlorpropamide cholecystitis chondrosarcoma chorda tympani chordoma chorea chorein choreoathetosis chorioretinitis choroid plexus, tumor of choroidopathy chromophobe adenoma chromosomal abnormality chromosome 11 chromosome 17 chromosome 19 chromosome 20 chromosome 22 chromosome 3 chromosome 6 chronic graft versus host disease chronic progressive external ophthalmoplegia Churg-Strauss syndrome Chvostek sign chymopapain cigar smoking cigarette smoking cirrhosis cis-platinum cisterna magna cisterna magna puncture cisternogram, radionuclide Claude's syndrome claudication, intermittent of cauda equina Clinical Pathologic Conference(C.P.C.) clivus clonazepam clubbing of fingers clubfoot as related to neurologic disease cluneal neuralgia cluster headache cluster headache, pathogenesis cluster, geographic coagulopathy coarctation of aorta Coats syndrome cobalt toxicity cocaine cocaine, intrauterine exposure coccidioidomycosis coccygodynia cochleae Cockayne's syndrome Cogan's syndrome cognition cogwheel pursuit movements coinfection cold intolerance collagen vascular disease collagenase collapsin response mediator protein 5 IgG Collier's sign colloid cyst colloid cyst of third ventricle coloboma color desaturation color vision color vision, impaired colpocephaly coma coma, episodic coma, sudden onset comorbidities compartment syndrome compartment syndrome, gluteal compartment syndrome, medial brachial fascial compliance complications compression fracture compression neuropathy compression neuropathy, recurrent compulsivity concussion conduction block cone-rod dystrophy confabulation confusion confusional state, acute congenital bilateral perisylvian syndrome congenital birth defects congenital heart disease congenital heart disease, CNS complications with congenital infection, CNS congenital infection, viral congenital malformation congenital malformation, non CNS congenital ocular motor apraxia congestive heart failure conjugate gaze, forced conjunctival engorgement conjunctival injection conjunctivitis consanguinity constipation contactin associated protein like 2 antibodies contractures, joint contraindications contrast agent contrast agents, neurotoxicity of contrast sensitivity controversies in neurology contusion, cerebral conus medullaris vs.cauda equina lesion conus medullaris, lesion of convergence convergence, impaired conversion reaction Coombs test, positive cop 1 copper deficiency cornea, abnormal cornea, opacity of corneal dystrophy corneal reflex, abnormal corneal reflex, absent corneal reflex, depressed corneal ulceration Cornelia de Lange syndrome corona radiata coronary artery bypass coronavirus corpus callosum corpus callosum, hypoplastic corpus callosum, infarction of corpus callosum, lesion of corpus callosum, neoplasm of corpus callosum, thinning cortical blindness cortical blindness, transient cortical deafness cortical hand knob cortical hand knob infarct cortical hemorrhage cortical infarction cortical infarction, small cortical vein thrombosis cortical wrist drop cortical-basal ganglionic degeneration corticobulbar fibers cost cost effectiveness cotton-wool spots cough coumarin COVID-19 cranial nerve enhancement cranial nerve enlargement cranial nerve injury cranial nerve palsies cranial nerve palsies, bilateral cranial nerve palsies, false localizing value cranial nerve palsies, familial cranial nerve palsies, painful cranial nerve palsies, recurrent cranial nerve palsies, unilateral cranial nerve palsy, alternating cranial nerve tumor cranial nerves cranial nerves, toxins effecting cranial nerves, vascular compression cranial neuropathy cranial neuropathy, etiology cranial neuropathy, multiple cranial neuropathy, progressive craniectomy, decompressive cranio-cervical junction craniopharyngioma craniotomy C-reactive protein C-reactive protein, elevated creatine phosphokinase(CPK)elevated critical care unit critical pathway crossed straight leg raising test crush syndrome cry, abnormal cry, high-pitched cry, weak crying crying, pathologic cryoglobulinemia cryopyrin-associated periodic syndrome cryosurgery cryotherapy cryptococcal antigen cryptococcal meningitis cryptococcal meningoencephalitis cryptococcosis cryptorchidism Cuba cubital canal cubital tunnel syndrome cultured skin fibroblasts Cushing's syndrome cutdown cyanide poison cyanosis cycling cyclophosphamide cyclosporine cyst cyst, peritumoral cyst, arachnoid cyst, arachnoid, posterior fossa cyst, arachnoid, spinal cyst, benign intracranial cyst, bone cyst, cortical parenchyma cyst, epidermoid of CNS cyst, neoplastic cerebellum cyst, ovary cyst, parenchymal cyst, perineural cyst, porencephalic cyst, subarachnoid cyst, suprasellar cyst, ventricular cystic fibrosis, neurologic complications with cysticercosis cysticercosis, cerebral cysticercosis, intraventricular cysticercosis, spinal cysticercosis, subarachnoid cytochrome c oxidase cytochrome c oxidase, deficiency cytoid bodies cytomegalic inclusion disease cytomegalovirus infection cytomegalovirus infection, congenital cytosine arabinoside Dalrymple's sign Dandy Walker malformation Dandy Walker malformation, adult dantrolene sodium Dawson's fingers D-dimer deafmute deafness deafness, bilateral deafness, bilateral progressive vs.unilateral acute deafness, congenital deafness, sudden deafness, unilateral decerebrate posture decontamination deep gray nuclei deferoxamine degenerative cervical myelopathy degenerative disc disease degenerative diseases of CNS dehydration Dejerine-Sottas syndrome delay in diagnosis delirium delivery, complicated delusion dementia dementia, cerebrovascular disease causing dementia, childhood dementia, frontotemporal dementia, presenile dementia, rapidly progressive dementia, reversible dementia, thalamic dementia, treatment of demyelinating disease denervation of muscle denial of blindness(Antons syndrome) dense basilar artery sign dental abscess dental diastema dental extraction dental implants dental malocclusion dental procedure, neurologic complications with dental prostheses dentate nuclei dentate nuclei, lesion of denture cream depression depression, psychotic dermatitis dermatomes dermatomyositis developmental abnormality of brain developmental disability developmental milestones developmental milestones, loss of developmental retardation DHE diabetes insipidus diabetes mellitus diabetes mellitus, neurologic manifestations of diabetes mellitus, ocular complications in diabetic amyotrophy diabetic cranialneuropathies diabetic mononeuropathy diabetic ophthalmoplegia diabetic radiculopathy diagnostic criteria dialysis diaminopyridine, 3, 4 diaphragmatic paralysis diaphragmatic paralysis, causes of diarrhea diarrhea, bloody diaschisis diencephalon diet dietary supplement diethylene glycol dieting differential diagnosis difficulty climbing stairs diffuse infiltrative lymphocytosis syndrome digital neuropathy digital subtraction angiography digitalis intoxication dilantin dimple dinoflagellates diplegia, brachial diplopia diplopia, monocular diplopia, transient diplopia, vertical diquat disability rating scale, neurological disability, neurological disc space infection disc space narrowing discectomy discectomy, lumbar discitis discography dislocated hip, congenital disorientation disseminated intravascular coagulation(DIC) dissociated sensory loss distal muscle atrophy distal muscle weakness disulfiram divergence paralysis dizziness DNA probes doll's head maneuver Dominican Republic donut sign dopamine agonist dopamine antagonist doppler doppler, color double crush syndrome double crush syndrome, median nerve double crush syndrome, ulnar nerve double-flash discrimination test down-beat nystagmus down-beat nystagmus, primary position of gaze downward deviation of eyes downward gaze downward gaze, paralysis of doxycycline DPPX DPPX, antibodies, encephalitis driving drooling drop attacks drop metastasis droperidol dropped head syndrome drowsiness drug abuse drug abuse, inhalation drug abuse, neurologic complications of drug abuse, toxic screen In drug addiction drug induced neurologic disorders drug induced neurologic disorders in children drug interactions drug overdose drug overdose, accidental drug withdrawal Duane syndrome dura, thickened dural arteriovenous malformation dural rheumatoid nodules dural sinus stenosis dural sinus thrombosis dural tear dural venous sinus dwarfism dysarthria dysarthria-facial paresis syndrome dyschromatopsia dysconjugate gaze dysdiadochokinesia dysgeusia dyskinesia dyskinesia, buccal lingual facial dysmetria dysmorphic dysostosis multiplex dysphagia dysphasia dysphonia dyspnea dyspraxia dysraphism, spinal dysthyroid ocularmyopathy dysthyroidism dystonia dystonia musculorum deformens dystonia, cervical dystonia, delayed onset dystonia, etiology of dystonia, evaluation of dystonia, focal dystonia, post traumatic dystonia, symptomatic dystonia, treatment of ear, abnormal ear, numbness ear, pain in early satiety eating disorder echinococcus granulosus echocardiogram echocardiogram, LVH echocardiogram, transesophageal echocardiogram, transesophageal, false negative eclampsia ectatic basilar artery ectopic pinealoma edema, leg edema, pedal edema, periorbital efficacy Ehlers-Danlos syndrome eight and a half syndrome ejection fraction ejection fraction, abnormal electrical fields, alternating electrical injury of nervous system electrical sensation electrical stimulation electrical stimulation, spinal nerves electrocardiogram, abnormal electrocoagulation electroencephalogram electroencephalogram, abnormalities of electroencephalogram, triphasic delta waves electrogustometry electromyogram electromyogram, decremental response electromyogram, fasciculation potentials electromyogram, incremental response electron microscopy electronystagmography electronystagmography, abnormal electrophoretic pattern, serum electrophoretic pattern, urine electroretinograph ELISA Elsberg syndrome embolism embolism, air embolism, carotid artery embolism, cholesterol embolism, retinal embolism, septic embolism, systemic embolism, vertebral-basilar artery embolization, therapeutic emergencies, medical emergencies, neurologic emergencies, ocular emergency room emotional lability employment empty sella empty sella syndrome empyema, epidural empyema, epidural-spinal empyema, subdural empyema, subdural-spinal encephalitis encephalitis lethargica encephalitis, acanthamoeba encephalitis, amebic encephalitis, autoimmune encephalitis, bacterial encephalitis, brainstem encephalitis, central European encephalitis, clinical picture and treatment of encephalitis, diagnosis of encephalitis, etiology encephalitis, focal encephalitis, human immunodeficiency virus type 1 encephalitis, Japanese encephalitis, paraneoplastic encephalitis, Powassan encephalitis, recurrent encephalitis, viral encephalomalacia encephalomyelitis encephalomyelitis, paraneoplastic encephalomyelitis, postinfectious encephalomyeloneuritis encephalopathy encephalopathy, acute encephalopathy, anoxic encephalopathy, limbic encephalopathy, metabolic encephalopathy, neonatal encephalopathy, parainfectious encephalopathy, post anoxic encephalopathy, progressive endarterectomy, carotid endarterectomy, carotid-complications of endarterectomy, carotid-reoperation endemic area endocarditis endocarditis, acute bacterial endocarditis, infectious endocarditis, marantic endocarditis, neurologic manifestations with endocarditis, prophylaxis endocarditis, subacute bacterial endocarditis, treatment of endodermal sinus tumor endolymphatic hydrops endolymphatic sac tumors endometriosis endoscopic surgery endoscopy endovascular therapy enophthalmous enteritis enterovirus enterovirus infection of CNS entrapment neuropathy enuresis enzyme treatment enzyme, defect enzyme, muscle disease eosinophilia eosinophilia-myalgia syndrome eosinophilic fasciitis eosinophilic granulomatosis with polyangiitis ependymal ependymitis ependymoma epidemic epidemiology of neurology epidermal nevus syndrome epidermoid epidural blood patch epidural steroid epilepsy epilepsy referral centers episcleritis episodic disorders episodic neurologic deficits episodic unconsciousness epistaxis Epstein-Barr virus Epstein-Barr virus, negative equinovarus Erb's palsy Erdheim-Chester disease ergotamine erythema migrans erythema nodosum erythrocyte erythromycin escherichia coli esophageal lesion associated with C.N.S.disease ethambutol ethylene oxide Europe evidence-based research evoked potentials excitotoxin exercise exercise intolerance exercise-related muscle strength increase exome sequencing exophthalmus exophthalmus, pulsatile exophthalmus, unilateral extensor digitorum brevis external capsule extracorporeal membrane oxygenation extraocular muscle atrophy extraocular muscle enlargement extraocular muscle lesion extraocular muscle, metastasis to eye closure eye injury eye movement, disorders of eye movement, painful eye, pain in eyes, sunken fabellae Fabry's disease face, inexpressive face, numbness of facial anomalies facial appearance, abnormal facial asymmetry facial movement disorder facial nerve facial nerve palsy facial nerve palsy, bilateral facial nerve palsy, causes of facial nerve palsy, congenital facial nerve palsy, familial facial nerve palsy, prognosis of facial nerve palsy, recurrent facial nerve palsy, surgical treatment facial nerve palsy, treatment of facial nerve, lesion of facial pain facial pain, atypical facial swelling facial ulceration facial weakness facial weakness, bilateral facial weakness, central facial weakness, central, emotional facioscapulohumeral syndrome Factor V Leiden Fahr disease failed back syndrome failure to thrive falling false negative false positive false positive VDRL falx cerebri familial farmer fasciculation fasciotomy fatigue feeding disorder femoral artery catheterization femoral nerve femoral neuropathy fenfluramine fentanyl ferritinemia fetal alcohol syndrome fetal tissue fever fever, recurrent fibrillations fibrinoid necrosis fibrinolytic agents fibrinolytic agents, intra-arterial local infusion fibrinolytic agents, intra-venous local infusion fibromuscular dysplasia fibromyalgia fibrous dysplasia fine motor function, impaired finger nose finger test finger numbness finger swelling fingernails, abnormal fingernails, white fingers, abnormal fingolimod fish fish poisoning Fisher C.M. Fisher's syndrome Fisher's syndrome, atypical fistula, arterio-venous fistula, arterio-venous, Brescia-Cimino fistula, arterio-venous, carotid-cavernous fistula, arterio-venous, dural fistula, arterio-venous, dural, spinal fistula, arterio-venous, vertebral flaccid paralysis FLAMES flavivirus floaters flow study, carotid artery flow study, cerebral fluctuate flu-like illness fluorescein angiography fluorescent treponema antibody absorption(FTA-ABS) fluorescent treponema antibody absorption/false positive fluorosis flushing flushing, unilateral follow commands fontanel, bulging food-borne infection foot deformity foot drop foot drop, bilateral foot drop, differential diagnoses of foot numbness foot ulcer, neuropathic foot, weakness foramen magnum, lesion of foramen magnum, meningioma forceps delivery fornix, lesion of foscarnet fourth ventricle, compression fourth ventricle, cyst fourth ventricle, enlargement of fourth ventricle, floor fourth ventricle, neoplasm of fracture, long bone fracture, long bones, nerve injury with fracture, pathologic fried egg appearance Friedreich's ataxia frontal balding frontal bossing frontal eye field frontal lobe, lesion of frontal lobe, pathologic signs of frontal lobe, space occupying lesion of frontal sinus mucocele frostbite fucosidosis Fukuda step test fundus, abnormality of funduscopic exam fungal infection fungal infection, CNS fusobacterium necrophorum F-wave response gadobutrol gadolinium gag reflex, depressed gait disorder gait, apraxic gait, spastic galactocerebrosidase galactorrhea gallium scan gamma amino butyric acid receptor antibody gamma knife therapy gammaglobulin therapy, intravenous ganciclovir ganglion ganglionitis gangliosides Gantzer's muscle Garcin's syndrome gargoylism Gasperini syndrome gasping gasserian ganglia gastrectomy, neurologic complications following gastric partitioning gastritis gastroenteritis gastrointestinal bleeding gastrointestinal disease, neurologic complications gastrointestinal motility gastrointestinal perforation gastroparesis gaze deviation gaze fixation, distractable gaze induced laughter gaze palsy gaze palsy, congenital horizontal gaze palsy, horizontal gaze palsy, horizontal-bilateral gaze palsy, pontine gaze palsy, supranuclear gaze palsy, vertical gender gene gene mutation general paresis of the insane genetic counselling genetic diagnosis, prenatal genetic linkage genetic neurologic disorders genetic screening genetic testing geniculate body, lateral genital ulcerations genitofemoral neuropathy genu valgum geographic location GFAP GFAP gene GFAP-IgG giant cell arteritis Gilles de la Tourette syndrome girdle pain girdle sensation glaucoma glaucoma, low tension glaucoma, visual field defects in glioblastoma multiforme(astrocytoma Gr.III) glioma glioma, low-grade gliomatosis cerebri gliosis globe, flattened posteriorly globoid cells globus pallidus globus pallidus, lesion of globus pallidus, lesion of, bilateral globus pallidus, stimulation glomus jugulare tumor glossopharyngeal nerve glossopharyngeal neuralgia glucagon-like peptide-1 glucagonoma glucose tolerance test, abnormal glue sniffing glutamic acid decarboxylase, antibody glycogen storage disease glycoprotein glyphosate goiter golfing golfing injuries gout Gradenigo's syndrome gram negative rod gram positive cocci gram positive rod granuloma, eosinophilic granulomatosis with polyangiitis granulomatous disease grasp reflex Graves ophthalmopathy gray hair gray matter greater auricular nerve grimacing Griscelli syndrome grocery bag neuropathy groin pain groove sign growth hormone growth hormone antagonist growth retardation guanethidine guanidine Guillain Barre syndrome Guillain Barre syndrome, axonal form Guillain Barre syndrome, differential diagnosis of Guillain Barre syndrome, etiology of Guillain Barre syndrome, infantile and childhood form Guillain Barre syndrome, neuropathology of inflammatory lesion of Guillain Barre syndrome, ophthalmoplegia in Guillain Barre syndrome, prognosis of Guillain Barre syndrome, sensory Guillain Barre syndrome, variant forms of Gulf War syndrome gumma gunshot wounds Guyon's canal gynecomastia hair analysis hairdresser Hallervorden Spatz disease Hallgren's syndrome hallucination hallucination, auditory hallucination, visual hamartoma hand deformity hand injury hand numbness hand pain hand swelling hand weakness handcuff neuropathy hand-foot-mouth disease hands, fisted hands, large Hand-Schuller-Christian disease handwriting hanging hanging leg syndrome head bobbing head circumference head injury head injury, cranial nerves involved in head injury, management of head injury, mild head injury, pediatric head injury, prognosis in head lag head nodding head tilt head turning head turning, neurologic complications with headache headache, awakened by headache, awakening with headache, bifrontal headache, bilateral headache, cervical origin headache, chronic headache, exertional headache, frontal headache, hypnic headache, intractable headache, new onset headache, paroxysmal headache, positional headache, post traumatic headache, progressive headache, recurrent headache, retro-orbital headache, severe headache, sudden onset of headache, temporal headache, throbbing headache, thunderclap headache, treatment of headache, unilateral headache, worst of life hearing loss hearing loss, bilateral hearing loss, rapidly progressive hearing loss, sudden, bilateral hearing loss, sudden, unilateral hearing loss, unilateral hearing problems in children heart block heart block, complete heart murmur heart sign heart valve surgery heart valve, prosthetic heat intolerance heavy metal intoxication heel-knee-shin test helminthic infection of CNS hemangioblastoma hemangioma hemangioma, brainstem hemangioma, leptomeningeal hematoma, epidural-cranial hematoma, epidural-spinal hematoma, intracerebral hematopoietic tissue, extramedullary hematuria, gross hematuria, microscopic hemiachromatopsia, homonymous hemiakathisia hemianopia hemianopia, homonymous hemianopia, homonymous, bilateral hemianopia, transient hemiballismus hemichorea hemidiaphragm, paralysis of hemifacial spasm hemiparesis hemiparesis, transient hemiplegia hemisensory loss hemochromatosis hemochromatosis, primary hemoglobin A1c hemoglobin abnormality, neurologic complications of hemoglobinuria hemolytic-uremic syndrome hemophagocytic lymphohistiocytosis hemophagocytosis hemophilia hemoptysis hemorrhage, intracranial, newborn hemorrhage, putamenal hemorrhage, thalamic hemorrhagic diathesis hemorrhoids hemosiderin hemosiderosis of CNS, superficial Henoch-Schonlein purpura heparin heparin, low-molecular-weight hepatic encephalopathy hepatic encephalopathy, acute hepatic failure hepatitis hepatitis B vaccine hepatitis C virus hepatolenticular degeneration(Wilson's disease) hepatomegaly hepatosplenomegaly heprain induced thrombocytopenia heralding manifestation herbicide herniated disc herniated disc, asymptomatic herniated disc, central herniated disc, cervical herniated disc, differential diagnosis of herniated disc, intermittant claudication with herniated disc, lumbar herniated disc, lumbar, recurrent herniated disc, lumbar-conservative vs.surgical treat.of herniated disc, lumbar-laminectomy herniated disc, spontaneously disappearing herniated disc, steroid treatment of herniated disc, thoracic herniation syndromes, intracranial herniation, intrasellar herpes labialis herpes simplex encephalitis herpes simplex encephalitis, atypical herpes simplex encephalitis, diagnosis of herpes simplex encephalitis, differential diagnosis of herpes simplex encephalitis, recurrent herpes simplex encephalitis, treatment of herpes simplex myelitis herpes simplex virus herpes simplex virus infection, immunosuppressed patient herpes simplex virus infection, newborn herpes simplex virus, human nervous system and herpes simplex virus, localization of herpes simplex virus, malignancy with herpes simplex virus, pathogenesis of herpes simplex virus, pathology of herpes simplex, neurocutaneous lesions in herpes virus herpes virus infection herpes zoster herpes zoster, disseminated herpes zoster, ophthalmicus herpes zoster, oticus herpes, genital herpetic whitlow Heschl's gyrus heterophile antibody test heterotopia HGPPS hiccoughs hiccoughs, intractable high altitude sickness high arched feet high arched palate hip arthroplasty hip disease hip flexor weakness hip fracture hip pain hippocampal atrophy hippocampus hippocampus, hyperintense hippus hirsutism Hispanics histamine histiocytosis histochemistry histochemistry of muscle histoplasmosis HLA hoarseness Hodgkin's disease Hodgkin's disease, neurologic involvement with holoprosencephaly Holter monitoring homocystinuria homosexual hormone replacement hormone therapy Horner's syndrome Horner's syndrome, childhood hot bath test hot cross bun sign hourglass constrictions of nerves H-reflex testing H-sign, spinal cord human genome human herpesvirus 6 human immunodeficiency virus type 1 human immunodeficiency virus type 1, acute infection human T-lymphotropic virus type I(HTLV-I) hummingbird sign Hurler's syndrome Hutchinson sign hydatid cyst hydrocephalus hydrocephalus, acute hydrocephalus, classification of hydrocephalus, communicating hydrocephalus, complications with hydrocephalus, congenital hydrocephalus, episodic hydrocephalus, exvacuo hydrocephalus, fetal hydrocephalus, non-communicating(obstructive) hydrocephalus, normal pressure hydrocephalus, normal pressure in children hydrocephalus, transient hydrocephalus, treatment of hydrocephalus, viral induced hydrogen peroxide hydrogen sulphide hydronephrosis hyperacusis hyperadrenalism hyperammonemic encephalopathy hyperamylasemia hyperbaric oxygen hyperbilirubinemia hyperbilirubinemia, CNS abnormality after hypercalcemia hypercapnia hypercoagulable state hyperesthesia hypergammaglobulinemia hyperglycemia hyperhidrosis hyperhomocysteinemia hyperinsulinism hyperkalemia hyperkeratosis hyperosmolality hyperostosis hyperostosis corticalis generalisata familiaris hyperostosis cranialis interna hyperparathyroidism hyperphosphatasia hyperpigmentation of skin hyperpyrexia, CNS disorder causing hyperreflexia hypersegmented polys hypersensitivity reaction hypersomnia hypertelorism hypertension hypertension, children and adolescents hypertensive encephalopathy hyperthermia hyperthyroidism hypertonia hypertonic saline hypertrichosis hypertrophic cardiomyopathy hypertrophic intracranial pachymeningitis hypertrophic intracranial pachymeningitis, etiology hypertrophic pachymeningitis, IgG4 related disease hypertrophic spinal pachymeningitis hypertrophy, ventricular hypertropia hyperuricemia hyperventilation hyperviscosity hyperviscosity fundus hypnosis hypoalbuminemia hypocalcemia hypocomplementemia hypogammaglobulinemia hypogeusia hypoglossal nerve hypoglossal nerve paralysis hypoglycemia hypoglycemic agent, oral hypoglycorrhachia hypoglycorrhachia, causes of hypogonadism hypokalemia hypokalemic paralysis hypokalemic periodic paralysis hypokinetic left ventricle hypomagnesemia hypometric saccades hypomyelination hyponatremia hypoparathyroidism hypoparathyroidism, idiopathic hypophonia hypophysectomy hypophysitis, IgG4-related hypopigmentation of skin hypopituitarism hypopyon hyporeflexia hyposmia hypotension, systemic hypothalamus hypothalamus, damage to hypothalamus, disturbance of hypothalamus, lesion of hypothalamus, neoplasm of hypothermia hypothyroidism hypotonia hypotonia, infants hypoxia hypoxia, newborn hypoxic encephalopathy iatrogenic neurologic disorders ibrutinib ideomotor apraxia idiopathic idiopathic cranial polyneuropathy idiopathic hypertrophic subaortic stenosis idiopathic inflammatory orbital disease idiopathic midline granuloma idiopathic thrombocytopenic purpura IFA IgG4, serum IgG4-related disease ileus, paralytic ilioinguinal neuropathy imbalance imbalance, postural immersion foot immersion hand immune checkpoint inhibitors immune reconstitution inflammatory syndrome immune-related adverse events immunization, neurologic complications with immunocompetent immunodeficiency immunoelectrophoresis, serum immunofluorescent exam of CSF cells immunohistochemistry immunologic disease immunology and the nervous system immunomodulation immunosuppression immunosuppressive agents immunotherapy implantable cardioverter defibrillator impotence impulsivity inappropriate antidiuretic(A.D.H.)hormone inappropriate antidiuretic(A.D.H.)hormone, CNS involvement with inattention inborn errors of metabolism incidence inclusion bodies inclusion bodies, eosinophilic cytoplasmic inclusion bodies, intracytopasmic inclusion bodies, intranuclear inclusion body myositis incontinence, fecal incoordination increased intracranial pressure without localizing signs India infant and newborn with distress, neurologic prognosis in infant, evaluation of infantile bilateral striatal necrosis infantile spasm infection infection, recurrent infectious mononucleosis infectious mononucleosis, neurologic findings with inferior alveolar nerve inferior alveolar neuropathy inferior colliculus inferior oblique paresis inferior olivary nucleus infliximab influenza immunization informed consent infraorbital nerve infraspinatus muscle injection neuropathy injection, intramuscular insect repellent insect sting insecticides insomnia insular cortex insulin like growth factor 1 intellectual deficit intellectual deterioration intelligence testing in children interferon interferon alpha interferon antibodies interferon beta 1-a interferon beta 1-b interferon inducer internal auditory artery internal auditory artery, occlusion internal auditory canal internal capsule internal carotid artery internuclear ophthalmoplegia internuclear ophthalmoplegia, bilateral internuclear ophthalmoplegia, bilateral wall-eyed internuclear ophthalmoplegia, unilateral interobserver agreement interosseous muscles intestinal biopsy intestinal obstruction intestinal pseudoobstruction intraaortic balloon pump intraarterial balloon embolization intracardiac device intracardiac electrophysiologic testing intracerebral hemorrhage intracerebral hemorrhage, bilateral intracerebral hemorrhage, causes of intracerebral hemorrhage, clot evacuation intracerebral hemorrhage, incidence of intracerebral hemorrhage, lobar intracerebral hemorrhage, location of intracerebral hemorrhage, multiple intracerebral hemorrhage, pathophysiology intracerebral hemorrhage, progression of intracerebral hemorrhage, recurrent intracerebral hemorrhage, treatment of intracerebral hemorrhage, volume intracerebral hemorrhage, young adult intracranial hemorrhage intracranial hypertension, benign intracranial hypertension, benign, children intracranial hypertension, benign, differential diagnosis intracranial hypertension, benign, pathogenesis of intracranial hypertension, benign, without papilledema intracranial hypotension intracranial pressure monitoring intracranial pressure, increased intracranial pressure, increased, treatment of intraneural hemorrhage intrathecal chemotherapy intrathecal steroid intrauterine intrauterine infection intrauterine infection, viral intrauterine infection, viral of CNS intravenous intravenous drug abuse intravenous line intraventricular chemotherapy intraventricular hemorrhage intraventricular hemorrhage, primary intraventricular hemorrhage, treatment intrinsic hand muscles intrinsic hand muscles, wasting of intubation iodine deficiency iododeoxyuridine ipilimumab ipsilateral hemiplegia iridocyclitis iridoplegia iritis iron, brain iron, serum iron, serum, elevated irritability Isaacs syndrome islet cell tumor ivermectin Jakob-Creutzfeldt disease Jakob-Creutzfeldt disease, cerebellar variant Jakob-Creutzfeldt disease, variant Jakob-Creutzfeldt disease, young adult Jamaica ginger paralysis Janeway spots Japan jaundice jaw pain Jewish joint hypermobility Joubert syndrome jugular foramen syndrome jugular vein, catheterization kambo Kanzaki disease Kappa light chain biomarkers Kawasaki disease Kearns-Sayre syndrome kelch-like protein 11 antibodies keratitis keratitis, interstitial keratoconjunctivitis keratoconus kernicterus Kernig's sign Kernohans notch ketogenic diet Klinefelter's syndrome klippel feil syndrome knee brace knee pain kodachrome collection Krabbe's disease kyphoscoliosis, neurologic causes of kyphosis labyrinth, disorder of labyrinth, infarction labyrinthitis labyrinthitis, acute lacrimal gland lacrimal gland enlargement lacrimation lactate lactic acidemia lactic dehydrogenase(LDH) lacunar infarction lacunar infarction, differential diagnosis of laminar necrosis, cortical laminectomy laminectomy, cervical laminectomy, lumbar lamotrigine language disorders in children lanreotide laryngoscopy Lasegues sign laser nucleolysis lateral brachial cutaneous nerve lateral choroidal artery lateral cutaneous nerve of calf lateral cutaneous nerve of forearm lateral inferior pontine syndrome lateral medullary syndrome lateral plantar neuropathy lateral rectus palsy lateral sinus thrombosis laterocollis lateropulsion lateropulsion, ocular Latin America Latvia laughing laughing, pathologic Laurence-Moon-Bardet-Biedl syndrome L-dopa L-dopa, drug interactions with and side effects of learning disability Leber's hereditary optic neuropathy Leber's idiopathic stellate retinopathy leg atrophy leg brace leg numbness leg swelling leg weakness, bilateral leg weakness, unilateral Legionella pneumophilia Legionnaires'disease Leigh's disease Leigh's disease, adult variety leiomyoma, uterine Lemierre's syndrome lenticonus lenticular nucleus, lesion of lenticular nucleus, lesion of, bilateral leprosy leptomeningeal melanoma leptospirosis lesions too numerous to count lethargy leucine rich glioma inactivated 1 antibodies leukemia leukemia, neurologic findings assoc.with leukocyte enzyme abnormality leukocytosis leukodystrophy leukoencephalitis leukoencephalopathy leukoencephalopathy, acute leukoencephalopathy, differential diagnosis leukoencephalopathy, toxic leukopenia leukostasis level of consciousness level of consciousness, decreased Lewy body Lhermitte-Duclos disease Lhermitte's sign libido, decreased lid lid abnormalities lid closure, weakness of lid lag lid retraction, lower lid twitch lidocaine life expectancy life support, withdrawal of ligamentum flavum light-near dissociation, causes of limbic encephalitis limbic system linear accelerator linear lesion linezolid lingual nerve lingual neuropathy lip biopsy lip numbness lip swelling lip, biting lip, thickening lipoma of CNS lipoma of skin lipoma, pelvic lipomatosis lipomatosis, epidural listeria monocytogenes listeriosis, CNS lithium livedo reticularis liver biopsy liver disease liver function enzymes liver scan liver transplantation livestock lobar atrophy locked-in syndrome locus ceruleus, lesion of lollipop sign long bone lesion long thoracic nerve low back pain low back pain, chronic low back pain, cost of low back pain, differential diagnosis of low back pain, risk factors for low birth weight L-tryptophan lumbar canal, stenosis of lumbar drain lumbar puncture lumbar puncture, complications of lumbar puncture, delayed lumbar puncture, indications for lumbar puncture, repeated lumbar sacral spine, abnormality of lumbar spine manipulation lumbosacral plexopathy lumbosacral plexus lumbosacral plexus, lesion of lumbosacral plexus, neuritis lumbosacral radiculopathy lumbosacral radiculoplexopathy lumbrical muscles lung biopsy lung nodule lupus anticoagulant Lyme disease Lyme disease, children lymph node biopsy lymphadenitis lymphadenopathy lymphadenopathy, hilar lymphocytic meningoradiculitis lymphocytosis lymphohistiocytosis lymphoma lymphoma involving CNS lymphoma, cutaneous lymphoma, meningeal lymphoma, primary of CNS lymphoma, secondary of CNS lymphomatoid granulomatosis lysosomal storage disease lysosomes, abnoral macrocephaly macroglobulinemia macrognathia macular degeneration macular star magnetic stimulation magnetic stimulation, brain malabsorption malabsorption syndrome malaise malaria malaria, cerebral malformation, CNS, congenital malformation, vascular malformation, vascular, cerebral malformation, vascular, familial malignancy screen malignancy, occult malignant external otitis malignant hyperpyrexia malignant optic glioma of adulthood malignant papulosis malingering malpractice mammillary bodies mandibular nerve mandibular neuropathy manganese intoxication mania mannitol Marchiafava-Bignami disease Marcus Gunn pupil Marcus-Gunn phenomenon, inverse Marfan syndrome Martin-Gruber anastamosis masked facies masseter muscle wasting masseter muscle weakness masseter reflex mastectomy, radical mastoiditis maxillary nerves maxillary sinus mucocele McDonald criteria for MS Meckel's cave meclizine meconium staining medial antebrachial cutaneous nerve medial branch block medial longitudinal fasciculus(MLF) medial medullary syndrome medial plantar neuropathy medial rectus palsy median nerve median nerve, intraneural topography of median nerve, lesion of median nerve, palmar cutaneous branch of median neuropathy mediastinum, lymph-node biopsy mediastinum, mass of medical-legal aspects of neurology medication withdrawal medulla oblongata medulla oblongata, hemorrhage of medulla oblongata, infarction of medulla oblongata, lesion of medulla oblongata, malformation medulla oblongata, neoplasm of medulloblastoma Mees lines melanocytoma, meningeal melanoma, malignant MELAS syndrome melioidosis Melkersson's syndrome melphalan memory, defect of recent memory, impairment of Meniere's disease meningeal biopsy meningeal biopsy, false negative meningeal enhancement meningeal enhancement, nodular meningeal gliomatosis meninges meningioma meningioma, atypical meningioma, clivus meningioma, olfactory groove meningioma, sphenoid wing meningioma, suprasellar meningismus meningitis meningitis, actinomycotic meningitis, adults meningitis, antibacterial treatment in meningitis, aseptic meningitis, bacterial meningitis, bacterial-negative CSF culture meningitis, bacteriologic etiology of meningitis, basilar meningitis, blastomyces meningitis, brucellosis meningitis, candida meningitis, carcinomatous meningitis, children meningitis, chronic meningitis, chronic benign lymphocytic meningitis, cladosporium meningitis, clinical features of meningitis, coenurosis meningitis, CSF cell count-normal meningitis, CSF findings in meningitis, cysticercosis meningitis, echinococcal meningitis, elderly meningitis, eosinophilic meningitis, factors influencing mortality in meningitis, fungal meningitis, fungal-negative CSF culture meningitis, helminthic meningitis, hemophilus influenza meningitis, histoplasma meningitis, iatrogenic meningitis, late neurologic sequelae in meningitis, leptospira meningitis, leukemic meningitis, listeria monocytogenes meningitis, lymphomatous meningitis, melanomatous meningitis, meningococcal meningitis, Mollaret's meningitis, monocytic meningitis, neurologic aspects and complications of meningitis, neutrophilic meningitis, neutrophilic, persistent meningitis, newborn meningitis, nocardia meningitis, noninfectious meningitis, paracoccidioides meningitis, parameningeal meningitis, parasitic meningitis, pathophysiology meningitis, pneumococcal meningitis, post myelography meningitis, predisposing factors in meningitis, prevention meningitis, prophylaxis against meningitis, recurrent meningitis, rheumatoid meningitis, seizures with meningitis, spinal fluid smear and culture-negative meningitis, syphilitic meningitis, TB meningitis, toxoplasma meningitis, treatment of meningitis, treatment of, empirical meningitis, viral etiology in meningitis-encephalitis PCR panel meningocele meningocele, traumatic meningoencephalitis meningoencephalitis, amoebic meningoencephalitis, toxoplasma meningoencephalomyelitis meningomyelitis meningovascular syphilis menses mental nerve mental nerve neuropathy mental retardation mental status, abnormal mental status, abnormal, acute meralgia paresthetica MERRF syndrome mesencephalic artery syndrome mesial temporal lobe mesial temporal sclerosis metabolic acidosis metabolic disorder, primary metabolic disorder, primary-screening tests metachromatic leukodystrophy metachromatic leukodystrophy, juvenile metachromatic leukodystrophy, late-infantile metamorphopsia metastasis to bone methanol intoxication methcathinone methotrexate methyl benzene methyl bromide methylene tetrahydrofolate reductase methylenetetrahydrofolate reductase deficiency methylmalonic aciduria metronidazole Mexican Mexico microaneurysm, retinal microangiopathic hemolytic anemia microangiopathy, brain microangiopathy, retina microcephaly microdiscectomy microemboli microglial nodules micrognathia micrographia microhemorrhage, intracerebral microinfarcts micropthalmia microscopic polyangiitis microsurgery microsurgery, transsphenoidal microvasculitis midbrain midbrain, atrophy midbrain, hemorrhage midbrain, infarction of midbrain, lesion of midbrain, neoplasm of middle cerebellar peduncle middle cerebellar peduncle, lesion middle cerebellar peduncle, lesion, bilateral middle cerebral artery territory infarction middle cerebral artery territory infarction, malignant middle cerebral artery, emboli to middle cerebral artery, occlusion of Middle east midline obstructive lesion migraine migraine, children migraine, neuroophthalmologic findings in migraine, seizures in migraine, visual symptoms in migratory lesion pattern mimics Minamata disease miosis misdiagnosis misdirection missing piece sign mitochondrial disease mitochondrial encephalomyopathy mitral valve lesion mitral valve prolapse mitral valve vegetation mixed connective tissue disease mnemonic MNGIE syndrome Moebius syndrome molecular genetics mongolism monoamines monoamines, brain monoclonal antibodies monoclonal gammopathy monoclonal gammopathy of uncertain significance mononeuritis multiplex mononeuritis multiplex, causes of mononeuropathy mononeuropathy chronic inflammatory demyelinating mononeuropathy multiplex mononeuropathy, children mononeuropathy, idiopathic mononeuropathy, motor mononeuropathy, recurrent mononeuropathy, sensory monoparesis monoplegia masticatoria mood change moro reflex morphine Morquio syndrome mortality Morton's neuroma mosquito motor neuron disease motor neuron disease, misdiagnosis motorcycle accidents mountain climbing movement disorder movement disorder, delayed onset movement disorder, drug induced movement disorder, extrapyramidal movement disorder, hyperkinetic MPTP MRI MRI lesion location MRI pattern MRI, abdomen MRI, abnormal MRI, angiography MRI, angiography, tomographic MRI, brachial plexus MRI, brain tumors MRI, CAT scan compared to MRI, cerebrovascular disease MRI, complications with MRI, contraindications MRI, contrast enhanced MRI, contrast enhanced, cloud-like MRI, contrast enhanced, postoperative MRI, contrast enhanced, subependymal MRI, cortical enhancement MRI, cranial nerves MRI, demyelinating disease MRI, diffusion tensor MRI, diffusion weighted MRI, diffusion weighted, pattern MRI, disappearing lesion on MRI, emergent MRI, extraocular muscle enhancement MRI, eye of tiger sign MRI, false negative MRI, false positive MRI, field strength MRI, field strength, high MRI, FLAIR MRI, flow void, blood MRI, functional MRI, gradient-echo MRI, gray matter enhancement MRI, high signal foci on MRI, high signal intensity of basal ganglia MRI, hypointense signal foci on MRI, indications for MRI, knee MRI, lesion burden MRI, linear enhancement MRI, lumbosacral plexus MRI, mass effect on MRI, mismatch between perfusion/diffusion MRI, mouse ears MRI, muscle MRI, negative MRI, nodular enhancement MRI, nodular lesions MRI, optic nerve MRI, orbit MRI, paramagnetic effect MRI, pelvis MRI, perfusion MRI, peripheral nerve MRI, propeller MRI, protocol MRI, punctate pattern MRI, ring sign MRI, serial MRI, skull bone changes MRI, snowball lesions MRI, spinal cord MRI, spinal cord, increased intramedullary cord signal MRI, spine MRI, spine, postoperative MRI, sulcal hyperintensity MRI, T1 weighted fat suppression MRI, T1 weighted high signal foci MRI, venography MRI, volumetry MRS mucopolysaccharidoses mucormycosis multinucleated giant cell multiple myeloma multiple organ failure multiple sclerosis multiple sclerosis, acute multiple sclerosis, asymptomatic multiple sclerosis, clinical patterns multiple sclerosis, diagnosis of multiple sclerosis, diagnostic criteria multiple sclerosis, diet in multiple sclerosis, differential diagnosis of multiple sclerosis, misdiagnosis multiple sclerosis, monosymptomatic multiple sclerosis, pain in multiple sclerosis, presenting manifestations multiple sclerosis, prognosis multiple sclerosis, prophylaxsis multiple sclerosis, radiologically isolated syndrome multiple sclerosis, relapsing multiple sclerosis, risk factors for multiple sclerosis, spinal form multiple sclerosis, treatment of multiple sclerosis, treatment of, first attack multiple system atrophy mumps virus muscle atrophy, focal muscle atrophy, progressive muscle atrophy, static muscle biopsy muscle biopsy, extraocular muscle cramp muscle fibrosis muscle hypertrophy muscle pain muscle spasm muscle spasm, face muscle spasm, paraspinal muscle stiffness muscle strength, testing muscle tenderness muscle transfer muscle wasting, diffuse muscle wasting, thoracic muscle weakness muscle weakness, causes of muscle weakness, proximal muscle weakness, sudden onset of muscular dystrophy muscular dystrophy, congenital muscular dystrophy, differential diagnosis of muscular dystrophy, facioscapulohumeral musculocutaneous nerve musculocutaneous neuropathy musicians mutism myasthenia gravis myasthenia gravis, differential diagnosis myasthenia gravis, misdiagnosis of myasthenia gravis, ocular myasthenia gravis, paraneoplastic myasthenia gravis, receptor site in myasthenic syndrome myasthenic syndrome, treatment of mycobacterium avium-intracellulare mycoplasma mycoplasma pneumoniae mycosis fungoides mycotic aneurysm mycotoxin myelinolysis, extrapontine myelitis myelitis, longitudinal myelitis, post infectious myelitis, transverse myelitis, transverse, idiopathic myelitis, transverse, prognosis myelitis, transverse, recurrent myelodysplasia myelofibrosis myelogram myelogram, cervical myelogram, complications of myelogram, lumbar myelogram, metrizamide myeloma, osteosclerotic myelomalacia myelomeningocele myeloneuropathy myelopathy myelopathy, ischemic myelopathy, chronic progressive myelopathy, tract-specific myelopathy, vacuolar myeloradiculitis myeloradiculopathy myocardial infarction myocardial infarction, acute myocarditis myoclonic jerks myoclonus myoclonus, epilepsy myoclonus, face myoclonus, segmental myoclonus, stimulus sensitive myoedema myoglobinuria myoinositol myokymia myokymia, facial myopathy myopathy, alcoholic myopathy, distal myopathy, mitochondrial myopathy, necrotizing myopathy, steroid induced myopathy, steroid responsive myopathy, vacuolar myopia myositis myositis, ocular myotonia myotonia congenita myotonia dystrophica myotonia dystrophica, classification myxedema coma myxedema, neurologic manifestations of naloxone narcotic analgesics nasal discharge nasal obstruction nasal polyp nasal septum, perforation of nasal speech nasal stuffiness nasal ulcerations nasopharyngeal carcinoma nasopharyngeal lymphoma natural childbirth nausea and vomiting near reflex, spasm of neck extension neck pain neck stiffness neck surgery neck tenderness neck weakness neck, webbed neck-tongue syndrome necrotizing granuloma necrotizing vasculitis needle induced neuropathy needle tracks negative neglect neisseria meningitis neonatal infection, viral neonatal screening, genetic neurologic disorders neoplasm, intracranial neoplasm, intracranial with metastasis extracranially neoplasm, intracranial-presenting as head injury neoplasm, metastatic neoplasm, metastatic to base of skull neoplasm, metastatic to brachial plexus neoplasm, metastatic to clivus neoplasm, metastatic to CNS neoplasm, metastatic to CNS, hemorrhagic neoplasm, metastatic to CNS-children neoplasm, metastatic to CNS-origin of neoplasm, metastatic to CNS-prognosis of neoplasm, metastatic to CNS-treatment of neoplasm, metastatic to lumbosacral plexus neoplasm, metastatic to muscle neoplasm, metastatic to orbit neoplasm, peripheral nerve neoplasm, pituitary neoplasm, pituitary, treatment of neoplasm, posterior fossa neoplasm, primary intracerebral neoplasm, primary intracerebral, children neoplasm, primary intracerebral, resection neoplasm, primary intracranial neoplasm, primary intracranial-treatment of neoplasm, primary of CNS neoplasm, primary of CNS assoc.with primary malig.other sites neoplasm, primary of CNS-children neoplasm, primary of CNS-classification neoplasm, primary of CNS-differential diagnosis neoplasm, primary of CNS-hemorrhage in neoplasm, primary of CNS-incidence of neoplasm, primary of CNS-intraventricular neoplasm, primary of CNS-metastasizing to subarachnoid space neoplasm, primary of CNS-multiple neoplasm, primary of CNS-recurrent neoplasm, primary of CNS-surgical treatment of neoplasm, primary of CNS-survival neoplasm, primary of CNS-treatment of neoplasm, second primary neoplastic angioendotheliosis nephritis nerve agents nerve biopsy nerve block nerve conduction studies nerve conduction studies, motor nerve conduction studies, sensory nerve enlargement nerve grafting nerve growth factor nerve hypertrophy nerve injury nerve injury, cold nerve regeneration nerve repair, end to end nerve root biopsy nerve root compression nerve root enhancement nerve root hypertrophy nerve root, lumbar, lesion of nerve root, metastasis nerve transfer neuralgia neuralgia, intercostal neurectomy neurinoma neuritis neuritis, causes of neuritis, heavy metals causing neuroaxonal degeneration neuroaxonal dystrophy neuroaxonal dystrophy, infantile neurocutaneous disease neurocutaneous melanosis neurocytoma neuroendocrinology neurofibrillary degeneration neurofibroma neurofibromatosis 1 neurofibromatosis 2 neurofibromatosis 2, presymptomatic neurofibromin neurofilaments neurogenic bladder neurogenic vs.myopathic atrophy neuroinfectious diseases neurolipidosis IV neurologic complications neurologic complications of, burns neurologic complications of, surgery neurologic complications of, systemic cancer neurologic complications of, systemic disease neurologic disease neurologic disease, diagnoses of neurologic disease, multifocal neurologic disease, tempo neurologic evaluation neurologic examination neurologic examination, focal neurologic signs neurologic symptoms neurological intensive care neurolymphomatosis neurolysis neuroma neuromuscular disease, electrodiagnosis of neuromuscular junction neuromuscular junction, abnormality of neuromyelitis optica (Devic's disease) neuromyelitis optica (Devic's disease), screening neuromyelitis optica spectrum disorder neuromyelitis optica, IgG neuromyotonia neuromyotonia, ocular neuronal cell surface antigen neuronal ceroid-lipofuscinosis neuronopathy neuronopathy, sensory neuronopathy, sensory and motor neurons neuroophthalmology neurootology neuropathology neuropathology, brain neuropathology, peripheral nerves neuropathy neuropathy, amyloid neuropathy, asymmetric neuropathy, asymptomatic neuropathy, ataxic neuropathy, bicycle neuropathy, chronic neuropathy, cryoglobulinemic neuropathy, diabetic neuropathy, etiologies of neuropathy, hereditary peripheral neuropathy, hypertrophic neuropathy, iatrogenic neuropathy, idiopathic neuropathy, ischemic neuropathy, ischemic monomelic neuropathy, medication induced neuropathy, motor neuropathy, motor, multifocal neuropathy, onion bulb neuropathy, painful neuropathy, paraneoplastic neuropathy, peripheral neuropathy, peripheral, treatment neuropathy, postoperative neuropathy, sensory neuropathy, small-fiber neuropathy, small-fiber, painful sensory neuropathy, thoracoabdominal neuropathy, toxic neuropathy, traumatic neuropathy, vasculitic, nonsystemic neuropathy, vasculitic, systemic neuropsychiatry neuroradiology neuroradiology, interventional neuroretinitis neurosis neurosyphilis neurotemesis neurotoxic neurotoxicity, acute neurotoxin neurotrophic ulcer neurovascular compression neutropenia nevus New England next-generation sequencing night blindness night sweats nigrostriatal pathway NIH stroke scale nitroglycerin nitromethane nitroproprionic acid nitrous oxide nivolumab NMDA antagonists NMDA receptors nocturia non-arteritic antererior ischemic optic neuropathy noncommunicative non-dominant hemisphere nonsteroidal anti-inflammatory drug nonverbal non-vitamin K antagonist oral anticoagulants Noonan Syndrome normal Norrie Disease nose blowing nose, abnormal nose, enlargement Nothnagel's syndrome numb chin syndrome numbness, extremity nutritional deficiency nystagmus nystagmus, cerebellar nystagmus, direction changing nystagmus, dissociated nystagmus, epileptic nystagmus, gaze-paretic nystagmus, lid nystagmus, monocular nystagmus, pendular nystagmus, periodic alternating nystagmus, positional nystagmus, primary position of gaze nystagmus, retractorius nystagmus, rotary nystagmus, see-saw nystagmus, upbeating on upgaze nystagmus, upbeating-in primary position of gaze nystagmus, vertical obesity obicularis oculi, weakness of obsessive-compulsive disorder obstetric neurologic injuries obturator nerve obturator neuropathy occipital condyle fracture occipital condyle syndrome occipital lobe occipital lobe, infarction occipital lobe, infarction, bilateral occipital lobe, lesion of occipital pain occupational neurologic disorders occupational neuropathies ocrelizumab octreotide ocular bobbing ocular dipping ocular dyskinesia ocular dysmetria ocular flutter ocular motility, disorders of ocular myopathy ocular torsion oculocephalic reflex oculogyric crisis oculomasticatory myorhythmia odontoid process old age, neurology of olfactory bulb olfactory sulcus oligodendroglioma oligospermia olivary degeneration, hypertrophic Ommaya reservoir onchocerciasis onconeural antibodies one and a half syndrome one and a half syndrome, vertical opened mouth operculum syndrome operculum syndrome, bilateral ophthalmic migraine ophthalmoplegia ophthalmoplegia, acute ophthalmoplegia, bilateral, acute ophthalmoplegia, cause of ophthalmoplegia, head injury causing ophthalmoplegia, neonatal ophthalmoplegia, painful ophthalmoplegia, plus syndrome ophthalmoplegia, progressive external ophthalmoplegia, recurrent ophthalmoplegia, total ophthalmoplegia, unilateral ophthalmoplegic migraine opiate opisthotonus opportunistic infection opportunistic infection, CNS opsoclonus opsoclonus, differential diagnosis of opsoclonus-myoclonus syndrome optic atrophy optic atrophy, bilateral optic atrophy, hereditary optic atrophy, infants optic atrophy, unilateral optic canal optic canal, enlargement of optic chiasm optic chiasm, enhancement optic chiasm, enlarged optic chiasm, hemorrhage in optic chiasm, lesion of optic disc optic disc cup optic disc edema optic disc ischemia optic glioma optic nerve optic nerve sheath enhancement optic nerve sheath fenestration optic nerve sheath hemorrhage optic nerve, biopsy optic nerve, blood supply of optic nerve, compression of optic nerve, decompression of optic nerve, enhancement optic nerve, enlarged optic nerve, hemorrhage in optic nerve, hypoplasia of optic nerve, infarction of optic nerve, lesion of optic nerve, neoplasm of optic nerve, tortuosity optic neuritis optic neuritis, alternating optic neuritis, bilateral optic neuritis, children optic neuritis, etiology of optic neuritis, recurrent optic neuritis, treatment of optic neuropathy optic neuropathy, bilateral optic neuropathy, hereditary optic neuropathy, ischemic optic neuropathy, ischemic, anterior optic neuropathy, ischemic, posterior optic neuropathy, muslin optic neuropathy, nutritional optic neuropathy, toxic optic neuropathy, traumatic optic radiation optic radiation, lesion of optic tract optic tract, lesion of optical coherence tomography oral contraceptives oral contraceptives, cerbrovascular disease and oral contraceptives, neurologic complications with oral ulcerations orange peel appearance of skin orbicularis oculi muscle orbit orbit, abscess of orbit, biopsy orbit, cellulitis of orbit, compression orbit, fat orbit, hemangioma of orbit, infarction of orbit, inflammation in orbit, injury of orbit, lesions of orbit, mass orbit, meningioma of orbit, neoplasms of orbit, pseudotumor of orbit, venography of orbital apex orbital apex syndrome orbital compartment syndrome orbitocranial injury, penetrating orchitis organ transplantation organomegaly oriental ornithine transcarbamylase deficiency orthostatic hypotension oscillopsia Osler's nodes osmotic demyelination syndrome osteogenesis imperfecta osteomyelitis osteomyelitis, spinal osteopetrosis osteoporosis osteosclerosis, autosomal dominant otitis, neurologic complications with otosclerosis otosyphilis ototoxicity ovarian tumor ovary, enlarged overlap syndrome owl's eye sign of brainstem owl's eye sign of spinal cord oxybutynin oxycodone oxygen therapy pacemaker, cardiac-transvenous pachymeningitis, cranial Paget's disease Paget's disease, psychosis in Paget's disease, spinal cord problem in pain pain, abdominal pain, anal pain, arm pain, back pain, body pain, buttock pain, calf pain, chronic pain, deep brain stimulation for control of pain, flank pain, foot pain, gustatory pain, head pain, interscapular pain, intractable treatment of pain, leg pain, management of chronic pain, neuropathic pain, perineum pain, periorbital pain, postlaminectomy pain, pseudoradicular pain, referred pain, scapula pain, sensation pain, severe pain, teeth pain, testicular pain, thigh pain, total body pain, wrist palatal myoclonus palate, paralysis palate, paralysis-unilateral palinopsia pallidotomy palpebromandibular synkinesia palpitations pancreatic cyst pancreatitis pancytopenia panic attacks PANK2 mutation papilledema papilledema, differential diagnosis of papilledema, unilateral papillitis papillophlebitis paradichlorobenzene paralysis paralysis, acute paralysis, acute areflexic paralysis, asymmetric paramagnetic rim lesion, MR paramedian pontine reticular formation parameningeal infection paraneoplastic brainstem encephalitis paraneoplastic cerebellar degeneration paraneoplastic ganglionopathy paranoia paraparesis paraparesis, familial spastic paraparesis, flaccid paraparesis, progressive paraparesis, spastic paraplegia paraplegia, acute paraproteinemia parasellar syndrome parasitic infection parasitic infection, CNS parasomnia parathyroid adenoma paresthesias paresthesias, facial paresthesias, feet paresthesias, generalized paresthesias, hands parietal eye field parietal lobe, lesion of parietal lobe, tests of Parkinson disease Parkinson disease, atypical Parkinson disease, axial symptoms Parkinson disease, diagnosis Parkinson disease, differential diagnosis of Parkinson disease, drug induced Parkinson disease, dystonia with Parkinson disease, L-dopa nonresponsive Parkinson disease, pathogenesis of Parkinson disease, surgical treatment of Parkinson disease, treatment of Parkinson disease, tremor, absence of Parkinson disease, unilateral Parkinsonism syndrome parotid gland swelling parotid gland, abscess parotitis paroxysmal hemiplegia paroxysmal neurologic deficits paroxysmal neurologic disorder pars planitis PAS positive PAS positive material in the brain patent ductus arteriosus patent foramen ovale pathognomonic pathologic reflex pathology patient information and support pectus carinatum pectus excavatum pediatric neurology pediatric opioid use associated neurotoxicity peduncular hallucinosis pellagra pelvic mass penguin silhouette sign penicillamine penicillin penis, hypesthesia of pentazocine pergolide perianal sensory loss periaqueductal lesion periarteritis nodosa pericardial effusion pericarditis perineum, numbness of perineural invasion perineurioma perineuritis perineuritis, optic periodic alternating gaze peripheral blood smear peripheral blood smear, abnormal peripheral nerve block peripheral nerve, lesion of peripheral pulse, absent perivascular enhancement periventricular leukomalacia pernicious anemia peroneal nerve peroneal nerve palsy peroneal nerve palsy, bilateral peroneal nerve, lesion of peroxisomal disease peroxisomes perphenazine perseveration persistent sciatic artery personality change pes cavus petechiae petrositis pfiesteria phakomatoses phenothiazine phenylketonuria pheochromocytoma phlebotomy phonophobia phosphenes phosphenes, sound induced photophobia photophobia, central photopsias photosensitivity, skin phrenic nerve phrenic nerve pacemaker phrenic nerve paralysis phrenic nerve, injury of physical activity physical therapy physician as patient pigmentary retinopathy pineal, calcification of pineal, neoplasm pinealoma piriformis muscle syndrome pitfalls pituitary pituitary hyperemia pituitary stalk pituitary stalk, enlarged pituitary stalk, lesion of pituitary, adenoma pituitary, adenoma, giant pituitary, apoplexy pituitary, biopsy pituitary, dysfunction pituitary, enlargement pituitary, hormones of pituitary, insufficiency of pituitary, lesion of pituitary, metastasis to pituitary, microadenoma placebo placoid pigment epitheliopathy plasma cell dyscrasia plasma cell myeloma, CNS involvement associated with plasmacytoma plasmapheresis platelet inhibiting drugs platelet inhibiting drugs, discontinuation PLEDs PLEDs, bilateral independent PLEDs, etiology of pleocytosis of cerebrospinal fluid pleocytosis of cerebrospinal fluid, neutrophilic pleural effusion pleurisy pneumatization, cranial bones pneumatocele pneumocephalus pneumocephalus, tension pneumoencephalogram(PEG) pneumonia pneumorrhachis podophyllin resin toxicity POEMS syndrome poison, mercury poison, neurologic problems with poison, organophosphate poliomyelitis poliomyelitis vaccine poliomyelitis-like illness polyclonal gammopathy polycystic ovarian syndrome polycythemia, primary polycythemia, secondary polydactyly polydipsia polyglucosan body polyglucosan body disease polyhydramnios polyinosinic cytidic acid(poly IC) polymerase chain reaction polymerase chain reaction, false negative polymicrogyria polymyalgia rheumatica polymyositis polyneuritis polyneuropathy polyneuropathy, carcinomatous polyneuropathy, chronic inflammatory demyelinating polyneuropathy, chronic inflammatory demyelinating, childhood polyneuropathy, familial polyneuropathy, lymphomatous polypharmacy polyps, gastrointestinal tract polyradiculoneuropathy polyuria pons, atrophy pons, hypoplasia pons, infarction of pons, lesion of pontine glioma pontine hemorrhage pontine tegmental cap dysplasia pontine warning syndrome porphyria position sensation position sensation, abnormal positional head-hanging test positive sharp waves post concussive syndrome post concussive syndrome, persistent post herpetic neuralgia post infectious plexopathy post polio syndrome posterior cerebral artery posterior cerebral artery embolism posterior cerebral artery stenosis posterior cerebral artery territory infarction posterior choroidal artery posterior column disease posterior communicating artery posterior fossa posterior fossa, arteriovenous malformation posterior fossa, differential diagnosis of lesions of posterior fossa, lesion of posterior fossa, signs of posterior inferior cerebellar artery syndrome posterior interosseous nerve posterior interosseous neuropathy posterior leukoencephalopathy syndrome posterior longitudinal ligament, ossification of posterior tibial nerve posterior tibial nerve compression postinfectious postoperative lumbar spine postoperative neurologic complications postoperative visual loss postpartum posttransplant lymphoproliferation disorder postural abnormality practice guidelines praziquantel precentral gyrus precipitating factors preclinical precocious puberty pre-eclampsia pregabalin pregnancy, neurologic complications in preherpetic neuralgia premature infant prenatal diagnosis by amniocentesis pretectal area pretectal syndrome prethrombotic state prevention of neurologic disorders primary aldosteronism primary CNS histiocytic sarcoma primary intracranial hypotension primary leptomeningeal gliomatosis prion disease prisoners of war, neurologic complications in progeria prognathism prognosis progressive ataxia and palatal tremor progressive multifocal leucoencephalopathy progressive neurologic disorder progressive supranuclear palsy prolactin prolactin, elevated prolactinoma pronator syndrome propionic aciduria proprioception proprioception, abnormal proptosis proptosis, alternating proptosis, bilateral proptosis, unilateral protein C deficiency protein S deficiency proteinuria prothrombin time, prolonged proton beam therapy protozoan infection pruritus pseudoabducens palsy pseudoaneurysm pseudoathetosis pseudobulbar palsy pseudochorea pseudodementia pseudomedian nerve palsy pseudomonas aeruginosa pseudomyasthenia pseudoperipheral palsy pseudoradial nerve palsy pseudoretinitis pigmentosa pseudosubarachnoid hemorrhage psoriatic arthritis psychiatric disorder psychiatric manifestations of brain tumors psychiatric problems in neurologic disorders psychological testing psychological testing, children psychomotor retardation psychosis psychosis, acute psychosis, cause of psychotherapy psychotic behavior ptosis ptosis, alternating ptosis, bilateral ptosis, unilateral puerperium Pulfrich phenomenon pulmonary edema pulmonary embolism pulmonary infection pulmonary infiltrates pulmonary mass pulmonary nodules pulmonary stenosis pulse oximeter pupil pupil, abnormality in neurologic disorders pupil, dilated and fixed, bilateral pupil, dilated and fixed, unilateral pupil, dilated, bilateral pupil, dilated, unilateral pupil, ectopic-acquired pupil, light reflex, abnormal pupil, midposition and fixed, bilateral pupil, midposition and fixed, unilateral pupil, tonic pure dysarthria pure motor hemiplegia pure sensory stroke pure word deafness purkinje cell cytoplastic autoantibody purpura pursuit eye movements pursuit eye movements, abnormal putamen, lesion of putamen, lesion of, bilateral pyramidal pyramidal tract pyramidal tract dysfunction pyramidal tract, uncrossed pyruvate dehydrogenase deficiency pyruvate metabolism, abnormality of quadrantanopia, inferior quadrantanopsia, homonymous quadriceps atrophy quadriparesis quadriparesis, progressive quadriplegia quality of life quinine rabies, nervous system involvement with race radial nerve radial nerve, palsy of radial nerve, superficial radial neuropathy, sensory radiation hypersensitivity radiation induced neoplasm radiation necrosis radiation neuropathy radiation therapy, CNS treatment and complications with radiation therapy, stereotactic radiation therapy, sterotactic, complications radicular pain radiculitis radiculoneuritis radiculopathy ragged-red fibers Ramsay Hunt syndrome range-of-motion, neck raphe nuclei rapid onset dystonia parkinsonism rapidly fatal neurologic illness rapidly progressing neurologic illness rash rash, hand Rathke cleft cyst raw milk ingestion Raynaud's phenomenon reading disorder, acquired reading problem, causes of real-time quaking-induced conversion recanalization, arterial rechallenge recombinant DNA recruitment recruitment, reduced rectal sensation, impaired rectal sphincter tone, decreased rectal ulcer recurrent recurrent laryngeal nerve paralysis red ear syndrome red eye Red flags red free light red free light, fundus exam with red glass test red herring reflex sympathetic dystrophy reflex sympathetic dystrophy, children reflex, brainstem reflex, loss of refractive errors Refsum's disease regional enteritis rehabilitation for neurologic disorders relapsing polychondritis release phenomena REM sleep behavior disorder remission remote effect of cancer on the nervous system remyelination renal artery stenosis renal cell carcinoma renal cyst renal failure renal failure, acute renal stones renal transplantation renal tubular acidosis repetitive nerve stimulation respirations in CNS disease respirator respiratory arrest respiratory depression respiratory distress syndrome, neurologic status with respiratory failure respiratory tract infection restrictive ophthalmopathy reticular activating system reticulum cell sarcoma retina, abnormal retinal arteriole attenuation retinal artery occlusion retinal branch artery occlusion retinal degeneration retinal detachment retinal hemangioma retinal hemorrhages retinal infarction retinal ischemia retinal lesion retinal microvascular disease retinal nerve fiber layer retinal vasculitis retinal vasculopathy retinal vasculopathy with cerebral leukodystrophy retinitis pigmentosa retinoblastoma retinopathy retinopathy, ischemic retinopathy, venous-stasis retrobulbar neuritis retrocollis retro-orbital pain retroperitoneal fibrosis retroperitoneal hemorrhage retroperitoneal mass retropulsion retrovirus reversible ischemic neurologic deficit reversible neurologic disorder review article RFLPs rhabdomyolysis rhabdomyosarcoma rhabdomyosarcoma of orbit rheumatic heart disease rheumatoid arthritis rheumatoid arthritis factor(R.A.factor) rheumatoid arthritis, neurologic complications of rheumatoid pachymeningitis rhinocerebral phycomycoses rhinorrhea rhinorrhea, CSF rhizotomy rhomboencephalopathy rickets rickettsial organism Riddoch phenomenon rigidity rigidity, axial Rinne tuning fork test risk factors risk stratification risk-benefit assessment rituximab Rocky Mountain spotted fever Romberg's sign root avulsion root canal root lesion, nerve root lesion, nerve, posterior Roth spots roving eye movements rubella encephalitis rubella syndrome rubella virus rubeola virus rubeola, encephalitis Russia saccadic eye movements saccadic eye movements, abnormal sacral ganglia saddle anesthesia safety sagging of the brain salivary gland enlargement salivation, excessive salon sink Samoa saphenous nerve sarcoidosis sarcoidosis, CNS sarcoidosis, ocular sarcoma Sarin SATCHMO Saturday night retinopathy Saudi Arabia scalenus anticus syndrome scalp swelling scalp tenderness scannig speech Schilder's disease Schirmer test schistosomiasis schizophrenia Schwann cell schwannoma sciatic neuropathy sciatica scintillations sclerae, blue scleritis sclerodactyly scleroderma scleroderma, neurologic involvement with scleromyxedema sclerosis, bone sclerosteosis scoliosis scoliosis, neurologic association with scotoma scotoma, central scotoma, paracentral-homonymous scotomata, scintillating screening scrotum, hypesthesia of sea-blue histiocytes season second impact syndrome sedation sedimentation rate sedimentation rate, elevated seizure seizure, children seizure, classification of seizure, complications following seizure, diagnosis of seizure, differential diagnosis of seizure, drug resistance seizure, drug-induced seizure, focal seizure, injury following seizure, intractable seizure, intractable, treatment of seizure, medication failure seizure, neonatal seizure, psychomotor-temporal lobe seizure, recurrent seizure, surgical treatment of seizure, treatment of seizure, treatment of, polytherapy seizure, treatment, adjunctive therapy seizure, withdrawal selective eating selenium sella turcica, enlargement of sella turcica, erosion of semaglutide seminoma sensorimotor stroke sensorineural hearing loss sensory ganglia sensory ganglia, abnormal sensory level sensory loss sensory loss, asymmetric sensory loss, band distribution sensory loss, cortical sensory loss, crossed pattern sensory loss, cutaneous sensory loss, ischemic sensory loss, patchy sensory nerve action potentials sensory polyneuropathy sensory symptoms sensory testing sensory testing, quantitative septicemia sequencing difficulty seroconversion serologic testing serologic testing of cerebrospinal fluid serologic testing, false negative seronegative serratus anterior muscle, weakness serum alanine aminotransferase serum lipase, elevated serum osmolarity serum sickness setting sun phenomena sexual dysfunction in neurologic disease sexually transmitted disease Sezary syndrome shampoo sheathing of retinal veins Shiga toxin shock, hypovolemic short neck short stature shoulder, dislocation shoulder, fracture shoulder, pain in shoulder, weakness shoveling shunt procedure, lumboperitoneal shunt procedure, ventricular shunt procedure, ventricular-complications of shunt procedure, ventriculo-peritoneal sialadenitis Sicard-Collet syndrome sicca syndrome sickle cell crisis sickle cell disease sickle cell trait signet-ring carcinoma sildenafil silver toxicity simultanagnosia sinemet single photon emission computed tomography single-fiber electromyography sinus pain sinus tenderness sinus, biopsy of sinus, fracture of sinus, neoplasm of sinuses, diseases of sinusitis Sjogren's syndrome Sjogren's syndrome, neurologic manifestations of skew deviation skew deviation, alternating skin, biopsy skin, cherry-red skin, darkening of skin, discoloration skin, lesions in neurologic disorders skin, metastasis skin, temperature difference skin, thickened skin, tight skin, wrinkling in warm water skull bone, thickening skull fracture skull fracture, basal skull x-ray skull x-ray, abnormal skull x-ray, bony defect on skull, metastatic carcinoma to slaughter house worker sleep sleep apnea sleep apnea, obstructive sleep pathology and physiology slit ventricle syndrome slurred speech small for dates infant, problems in small vessel disease small vessel vasculitis smell snail sneeze sodium valproate solvent somatomedin-C somatosensory evoked potentials somatostatin analogue somnolence sonophobia sore throat South America spastic diplegia spasticity speech disorder speech disorder, childhood speech disorder, non aphasic speech, loss of speech, unintelligible sphenoid sinus sphenoid sinus biopsy sphenoid sinus mucocele sphenoiditis spider sting Spielmeyer Vogt syndrome spina bifida spinal accessory nerve spinal accessory nerve palsy spinal cord spinal cord, biopsy spinal cord, cervical spinal cord, compression of spinal cord, compression, epidural abscess causing spinal cord, enlargement spinal cord, extramedullary cyst of spinal cord, infarction of spinal cord, injury of spinal cord, injury, management of spinal cord, intramedullary cyst of spinal cord, ischemic lesion of spinal cord, lesion of spinal cord, metastasis to spinal cord, metastasis to, prognosis of spinal cord, metastasis to, treatment of spinal cord, neoplasm spinal cord, neoplasm, extramedullary spinal cord, neoplasm, extramedullary intradural spinal cord, neoplasm, intracranial seeding with spinal cord, neoplasm, intramedullary spinal cord, pathologic exam of spinal cord, vascular disorders Affecting spinal cord, vascular malformation of spinal fusion spinal headache spinal manipulation spinal muscular atrophy spinal pachymeningitis spinal stenosis spinal stenosis, cervical canal spinal stenosis, children and young adults spinal stenosis, familial spine, infection of spine, metastasis to spine, tenderness spinocerebellar ataxia spinocerebellar ataxia type 1 spinocerebellar ataxia type 2 spinocerebellar ataxia type 6 spinocerebellar ataxia type 7 spinocerebellar degeneration spirochete infection splenium of corpus callosum splenomegaly splinter hemorrhages spondylolisthesis spondylolysis spondylosis spongy degeneration of brain spontaneous remission sporotrichosis, systemic sporotrichum sports medicine, neurology of Spot sign spot sign, retrobulbar Spurling test squamous cell carcinoma of head and neck square wave jerks squatting squirrels stab wound staggering standing difficulty stapedius reflex staphylococcal protein A column therapy staphylococcus aureus stare staring spells startle myoclonus startle reaction status epilepticus status epilepticus, intractable status epilepticus, nonconvulsive steatorrhea stellate-ganglion block stem cell transplantation stent, aneurysm repair stent, aorta stent, carotid artery stent, carotid artery, indications stent, intracranial stent, venous sinus stent, vertebral artery steppage gait stereotaxic surgery sternocleidomastoid wasting sternocleidomastoid weakness sternotomy steroid steroid injection steroid psychosis steroid responsive encephalopathy steroid therapy, CNS treatment and complications with stillbirth Still's disease stimulant drugs stimulation, deep brain stinger Stokes-Adams syndrome stooped posture strabismus Strachan's disease straight leg raising test straight sinus strain, back streptococcal infection stress, emotional striatal encephalitis striatocapsular infarction striatonigral degeneration striatonigral degeneration, infantile striatum, lesion of striatum, lesion of, bilateral stridor strokelike episodes stuporous Sturge-Weber syndrome stuttering subacute myelo-opticoneuropathy(S.M.O.N.)complex subacute sclerosing panencephalitis(S.S.P.E.)Dawson's disease subacute sclerosing panencephalitis, adult onset subarachnoid hematoma, spinal subarachnoid hemorrhage subarachnoid hemorrhage, recurrent subclavian artery occlusion subclavian artery stenosis subconjunctival hemorrhage subcortical U fibers subcutaneous nodules subdural effusion subdural hematoma subdural hematoma, bilateral subdural hematoma, neonates and infants subdural hygroma subependymal nodules subependymoma subgaleal fluid collection subhyaloid hemorrhage subluxation, shoulder suboccipital decompression substantia nigra subtemporal decompression subthalamic nucleus subthalamic nucleus deep brain stimulation subtraction of x-rays suck, poor sudden death sugarcane, mildewed suicide superficial peroneal nerve superior cerebellar peduncle superior cluneal neuralgia superior colliculus superior oblique palsy superior ophthalmic vein superior ophthalmic vein, dilated superior orbital fissure superior orbital fissure syndrome superior orbital fissuritis superior rectus palsy superior sagittal sinus thrombosis supraorbital nerve suprascapular nerve suprascapular neuropathy suprasellar lesion supraspinatus muscle sural nerve Susac's syndrome suspended sensory loss Swan-Ganz catheter sweating sweating, abnormality of Sweet's syndrome swimming symmetric brain lesions sympathetic block sympathetic nervous system symptomatic syncope syncope, differential diagnosis of syncope, recurrent syndactyly synkinesis synovitis synucleinopathy syphilis, congenital syphilis, diagnosis and treatment syphilis, meningomyelitis syphilis, neurologic complications with syphilis, ocular syringomyelia systemic illness systemic lupus erythematosus systemic lupus erythematosus, neurologic complications with systemic lupus erythematosus, neuro-opthal.complications with tabes dorsalis Tabun tachycardia Takayasu's arteritis talk tandem gait, ataxic tapetoretinal degeneration Tapia's syndrome Tarlov's cyst tarsal tunnel syndrome taste tau protein tauopathy tectal glioma tectum telangiectases telangiectases, retinal telemedicine teleneurology temozolomide temporal artery temporal artery, biopsy temporal artery, tender temporal bone, metastasis to temporal lobe temporal lobe, agenesis temporal lobe, infarction temporal lobe, lesion temporal lobe, lesion, bilateral temporal lobectomy temporalis muscle wasting temporalis muscle weakness tenderness tendonitis tenosynovitis tensilon test, false positive tentorium cerebelli teratogenesis teratogenic drugs teratoma teratoma, ovarian term infant terrorist attack Terson's syndrome testicular biopsy testosterone testosterone, serum testosterone, serum, low tetany tethered spinal cord tetracycline thalamic aphasia thalamic tumors thalamomesencephalic stroke thalamoperforating arteries thalamotomy thalamus thalamus, infarction of thalamus, infarction, bilateral thalamus, lesion of thalamus, lesion of-bilateral thalassemia thermography thiamine thiamine deficiency third nerve third nerve lesions, nuclear third nerve misdirection third nerve palsy third nerve palsy, bilateral third nerve palsy, childhood third nerve palsy, congenital third nerve palsy, cyclic third nerve palsy, evaluation of third nerve palsy, inferior branch third nerve palsy, partial third nerve palsy, pupil sparing in third nerve palsy, recurrent third nerve palsy, sequential third nerve palsy, superior branch third ventricle, mass of third ventricle, wall thirst thoracic outlet syndromes thoracic radiculopathy thrombectomy thrombocytopenia thrombocytosis thrombophlebitis thrombotic microangiopathy thrush thymus and neuromuscular function thyrotoxicosis tibial nerve tibial nerve compression tick bite tick paralysis tick-borne encephalitis tinnitus tinnitus, pulsatile tinnitus, unilateral tissue plasminogen activator, intravenous titubation toilet seat neuropathy Tolosa Hunt syndrome tomaculous neuropathy tongue deviation tongue, atrophy tongue, biting tongue, enlarged tongue, fasciculations of tongue, hemiatrophy of tongue, impaired movements of tongue, numbness of tongue, ulcer tongue, weakness tonic spasms tonsillar herniation of cerebellum top of the basilar syndrome TORCH infections torticollis torticollis, infants and children torticollis, ocular torticollis, post traumatic total knee arthroplasty tourniquet neuropathy toxic encephalopathy toxic shock syndrome toxins, nervous system toxoplasma complement fixation test toxoplasmosis, acquired toxoplasmosis, CNS toxoplasmosis, congenital tracheostomy tram-track sign transcutaneous electrical nerve stimulation transdermal medication transderm-V transient ischemic attack transient ischemic attack, differential diagnosis of transient ischemic attack, venous transient neurologic deficit transluminal angioplasty, basilar artery transluminal angioplasty, carotid artery transluminal angioplasty, vertebral artery transplacental virus infections transposition of the great vessels transverse sinus stenosis trapezius weakness trauma travel, foreign treatment induced neuropathy of diabetes treatment of neurologic disorder treatment, empirical tremor tremor, cerebellar tremor, intention tremor, jaw tremor, postural tremor, rubral tremor, surgical treatment of tremor, thalamic tremor, thalamic stimulation for suppression of tremor, treatment of tremulousness triangle of Guillain and Mollaret trichinosis trichloroethane trichloroethylene tricyclic antidepressant trident sign trigeminal nerve trigeminal nerve, abnormality of trigeminal nerve, brain stem pathway trigeminal nerve, hypertrophy trigeminal nerve, injury trigeminal nerve, lesion of trigeminal neuralgia trigeminal neuralgia, etiology trigeminal neuralgia, pathogenesis of trigeminal neuralgia, surgical treatment of trigeminal neuralgia, treatment of trigeminal neuritis trigeminal neuropathy trigeminal neuropathy, bilateral trigeminal neuropathy, differential diagnosis of trigeminal neuropathy, motor trigeminal neuropathy, sensory trigeminal nucleus trigeminal trophic syndrome trimethadione trimethoprim-sulfamethoxazole trinucleotide repeats triorthocresyl phosphate triplopia trismus trochlear nerve trochlear nerve palsy tropical disease Trousseau's sign truncal polyneuropathy tuberculin skin test, positive tuberculoma tuberculoma of CNS tuberculosis tuberculosis, miliary tuberculosis, spinal tuberculous pachymeningitis tuberous sclerosis tubular discectomy tumefactive lesion tumor necrosis factor inhibitor tumor pseudoprogression tumor suppressor gene twins twitching, face Uhthoff's syndrome ulcerative colitis ulcers, fingertip ulnar nerve ulnar nerve, compression of ulnar nerve, deep palmar branch of ulnar neuropathy ultrasonography ultrasonography, carotid artery ultrasonography, head ultrasonography, nerve ultrasonography, orbit ultrasonography, spinal umbilical-cord blood transplantation uncal herniation unconsciousness unconsciousness, episodic unconsciousness, transient uncus undiagnosed upgaze upgaze, paralysis of upgaze, paralysis of-unilateral upright-tilt test upward deviation of eyes upward transtentorial herniation urea-cycle enzymopathies uremia uremic encephalopathy urinary catecholamines urinary frequency urinary incontinence urinary retention urinary urgency urine test for metabolic disorders urine test in toxic screen Usher's syndrome uveitis vaccination, neurologic complications with vaccine vagal neuropathy vagus nerve vagus nerve stimulation vagus nerve, lesion of valacyclovir valium valsalva maneuver valvulopathy varicella zoster virus varicella zoster virus, encephalitis varicella zoster virus, vasculopathy varicose veins vascular endothelial growth factor vasculitides vasculitis, cutaneous vasculopathy vasodilating agents vasospasm, cerebral vasospasm, internal carotid artery vectors of infection vegetarianism vein of Galen Vemurafenib Venereal Disease Research Laboratory test venogram, cerebral venous ectasia venous engorgement venous engorgement, epidural venous hypertension venous sinus atresia ventricle, slit-like, CAT scan ventricular enlargement ventriculitis ventriculostomy ventriculostomy, endoscopic verapamil vertebral artery vertebral artery occlusion vertebral artery occlusion, bilateral vertebral artery stenosis vertebral artery stenosis, bilateral vertebral artery tortuosity vertebral erosion vertebral fracture vertebral-basilar artery, atherosclerosis vertebral-basilar artery, intraluminal clot vertebral-basilar insufficiency vertical gaze vertigo vertigo, cervical vertigo, episodic vertigo, positional vertigo, post-traumatic vertigo, treatment of very long chain fatty acids vestibular neuritis vestibulopathy vibratory sensation vibratory sensation, abnormal video recording Vietnamese Villaret's syndrome vinblastine vincristine neurotoxicity violinist viral infection viral infection, CNS viral infection, transmission visceral neuropathy viseromegaly vision loss, sequential vision, blurred vision, blurred, monocular vision, cloudy vision, failure of in childhood visual acuity visual acuity, decreased visual acuity, decreased, monocular visual evoked response visual field defect visual field defect, altitudinal visual fields visual fields, confrontation-color visual fields, confrontation-finger visual fields, constricted visual impairment visual loss visual loss, delayed visual loss, progressive visual loss, slow visual loss, slow-unilateral visual loss, sudden visual loss, sudden-unilateral visual loss, transient visual obscurations, transient visual symptoms visual tracking vitamin A deficiency vitamin deficiency vitamin E vitamin E deficiency vitamin supplementation vitamin, multiple vitiligo vitreous hemorrhage vitritis vocal cord paralysis vocalizations Vogt-Koyanagi-Harada syndrome voice, abnormality of Volkmann's ischemia voluntary nystagmus vomiting, episodic vomiting, intractable vomiting, recurrent Von Hippel Lindau von Hippel-Lindau, screening VX Waldenstrom's macroglobulinemia walking frame walking, difficulty with war water channel antibodies watershed infarcts weakness weakness, acute weakness, episodic weakness, fatiguable weakness, generalized weakness, progressive weakness, proximal weakness, rapidly progressive weaning from respirator, failure to Weber test Weber's syndrome weight gain weight loss weight management weightlifting Wernekinck commissure syndrome Wernicke's encephalopathy West Nile fever Western immunoblot test wheelchair Whipple's disease white matter disease white matter disease, periventricular white matter disease, subcortical whites whole genome sequencing wide based gait Wildervanck's syndrome windsurfing winging of scapula Wolff-Parkinson-White syndrome Wolfram syndrome Wood's light word-finding difficulty work loss workers' compensation workup wrist drop writers cramp wrong-way eye deviation xanthoma, tendon xanthopsia xeroderma pigmentosa xerophthalmia xerostomia X-linked neuropathy x-ray, lumbar spine x-ray, spine yoga, neurologic complications of Zika virus infection zinc zoster sine herpete

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