Differential (Click to cross reference) abdominal contractions abdominal cramps abdominal distention abdominal mass abdominal reflex, absent abdominal tenderness abducens nerve paralysis abducens nerve paralysis, bilateral abducens nerve paralysis, children abortion, spontaneous abscess, brainstem abscess, cerebellum abscess, intracerebral abscess, intracerebral, multiple abscess, intracerebral, recurrent abscess, intracerebral, treatment of abscess, intracerebral, tuberculous abscess, intracranial abscess, intracranial-fungal abscess, sphenoid sinus abulia acanthocytosis acetylcholine receptor acetylcholine receptor antibody acetylcholine receptor antibody, ganglionic acetylcholinesterase acetylcholinesterase deficiency acoustic apoplexy acoustic nerve acoustic nerve, cochlear division of acoustic nerve, vestibular division of acoustic neurinoma acquired immunodeficiency syndrome acquired immunodeficiency syndrome defining illness acquired immunodeficiency syndrome dementia complex acquired immunodeficiency syndrome dementia complex, pathogenesis acquired immunodeficiency syndrome myelopathy acquired immunodeficiency syndrome, congenital acquired immunodeficiency syndrome, heralded by neurologic invol acquired immunodeficiency syndrome, infants and children acquired immunodeficiency syndrome, medical precautions with acquired immunodeficiency syndrome, older adults acquired immunodeficiency syndrome-related complex acromegaly ACTH, ectopic syndrome of activated protein C resistance acute cerebellar ataxia acute disseminated encephalomyelitis acute intermittant porphyria acute intravascular coagulation acute necrotizing encephalitis acyclovir addiction, heroin addiction, heroin-neurologic complications with Addison's disease adenylate kinase 5 autoantibodies Adies pupil adrenal lesion adrenal mass advances in neurology adverse drug reaction afebrile affect, flat Africa agammaglobulinemia ageusia aggression agitation agoraphobia AIDS defining illness air travel akathisia alcohol alcohol intolerance alcohol, heart involvement with alcohol, neurologic complications with alcoholism aldolase Aldrich's syndrome Alexanders disease Alexanders disease, adult onset algorithm alien hand syndrome alkylating agents allescheria boydii alopecia alpha-fetoprotein altered states of consciousness alternating hemiplegia alternating hemiplegia of childhood alternating rapid movement alternating rapid movement, impaired aluminum alveolar hypoventilation Alzheimer's disease Alzheimer's disease, familial amaurosis fugax amaurosis fugax, bright light induced amenorrhea amifampridine aminoglycoside aminopyridine, 4 amitriptyline amnesia amnesia, anterograde amnestic syndrome AMPA receptor antibodies AMPA receptors amphiphysin antibodies amphotericin B ampicillin AMSAN amygdala amyloid amyloid angiopathy, cerebral amyloid angiopathy, cerebral, inflammatory type amyloid beta-related angiitis amyloidosis amyotrophic chorea-acanthocytosis amyotrophic lateral sclerosis amyotrophic lateral sclerosis, differential diagnosis amyotrophic lateral sclerosis, myasthenic syndrome with ANA anal cancer anal wink response anaplastic large cell lymphoma anasarca anastrozole anatomy of anchor bias anemia anemia, hemolytic anemia, iron deficiency anemia, megaloblastic anergy anesthesia, general anesthesia, local aneuploidy aneurysm aneurysm, berry aneurysm, cavernous sinus aneurysm, giant cerebral aneurysm, infraclinoid aneurysm, internal carotid artery aneurysm, intracranial aneurysm, intracranial, growth aneurysm, intracranial, treatment of aneurysm, multiple intracranial aneurysm, neoplastic aneurysm, posterior communicating artery aneurysm, size aneurysm, supraclinoid aneurysm, vertebral basilar system angiitis angiitis, granulomatous of CNS angiitis, isolated of CNS angiitis, isolated of CNS, tumefactive angina pectoris angiography, cerebral, beaded vessels angiography, cerebral angiography, cerebral, false negative angiography, cerebral, negative angiostrongylus cantonensis angiotensin-converting enzyme anhidrosis animal bite animal exposure anisocoria ankle edema ankle reflex, preserved anomic aphasia anorexia anorexia nervosa anosmia antecedent illness anterior horn cell disease anterior medullary velum anthrax anti basal ganglia antibodies anti DNA agent anti DNA test anti GQ1b IgG antibody anti Hu antibody anti IgLON5 anti Ku antibody anti La antibody anti Ma anti MAG antibodies anti Ri antibody anti Ro antibody anti Ta anti Tr antibodies anti Yo antibody antiamphiphysin antiarrhythmic drugs antibiotic prophylaxis antibiotics antibiotics, neurologic complications with antibodies to voltage-gated calcium channels anticardiolipin antibodies anticholinergic drugs anticholinergic drugs, side effects of anticoagulant, complications of anticoagulant, discontinuation anticoagulant, reversal of anticoagulant, treatment anticoagulant, treatment in CVD anticonvulsants anticonvulsants, hypersensitivity syndrome anticonvulsants, pharmacokinetics anticonvulsants, untoward effects of antifungal agent antimalarials antimetabolite antineutrophil cytoplasmic autoantibodies antiphospholipid antibodies antiphospholipid antibody syndrome antiretinal antibodies antispasticity drugs antistriational muscle antibody antithrombin III deficiency antithyroid antibodies antitoxin antiviral agents anxiety aortic arch ulcerated plaques aortic valve, lesion of aortitis aphasia aphasia, progressive, primary aphonia apixaban apnea apraxia apraxia of eye movements arachnoiditis arbovirus area postrema area postrema syndrome areflexia Argyll Robertson pupil arm weakness Arnold Chiari malformation arrhythmia, cardiac artane arterial dissection arterial dissection, aorta arterial dissection, carotid arteriopathy arteriovenous malformation arteriovenous malformation, cerebral arteritic anterior ischemic optic neuropathy arteritides arteritis, temporal arteritis, temporal, extremity involvement with arteritis, temporal, intracranial involvement with arteritis, temporal, occult arthralgia arthritis arthrogryposis multiplex ascending paralysis Asia asparginase aspartate aminotransferase aspergillosis aspiration aspirin asplenia astereognosis asterixis astrocytoma astrogliopathy asymptomatic ataxia ataxia telangiectasia ataxia, cerebellar ataxia, hereditary ataxia, paroxysmal ataxia, progressive ataxia, sensory ataxia, truncal ataxia, truncal, associated with ocular oscillations ataxic gait ataxic hemiparesis atherosclerosis, accelerated atherosclerosis, premature atonic bladder atovaquone atrial cardiopathy atrial fibrillation atrial flutter atrioventricular block atypical audiogram auditory and vestibular pathways auditory evoked brainstem potentials auditory evoked potentials autoantibodies autoantibodies, SOX1 autoimmune basal ganglia encephalitis autoimmune cerebellar ataxia autoimmune disease autoimmune encephalopathy autoimmune epilepsy autoimmune GFAP astrocytopathy automobile accidents autonomic cardiovascular reflexes autonomic dysfunction autonomic dysfunction, acute autonomic dysfunction, evaluation of autonomic nervous system autonomic neuropathy autonomic neuropathy, idiopathic autoregulation, cerebral axonal degeneration axonal spheroid axonopathy, distal azathioprine azidodeoxythymidine azithromycin B 12 deficiency B cell lymphocytes B cell lymphoma babesiosis Babinski sign bacillary angiomatosis baclofen baclofen withdrawal bacteremia bacterial endocarditis, neurologic manifestations of bacterial infection bacterial infection, CNS ballismus, bilateral basal cistern basal ganglia basal ganglia, calcification of basal ganglia, degeneration basal ganglia, hemorrhage basal ganglia, infarction basal ganglia, lesion of basal ganglia, lesion, bilateral basilar artery occlusion Bassen-Kornzweig syndrome bat bite Beau's lines bee sting bee sting, neurologic complications with behavior, combative behavioral disorder behavioral disorder, acute Behcet's syndrome belligerent Bell's phenomenon Bence Jones protein benzodiazepine beta 2-microglobulin, cerebrospinal fluid beta adrenergic blocker beta2 microglobulin bias Bickerstaff's brainstem encephalitis bilirubin encephalopathy Bing-Neel syndrome biologic markers biological warfare blacks bladder dysfunction blastomycosis bleomycin blindness blindness, monocular blindness, transient blood brain barrier blood cultures blood dyscrasias, neurologic findings with blood transfusion bone biopsy bone marrow biopsy bone marrow infarction bone marrow necrosis bone marrow suppression bone marrow transplantation bone pain bone scanning boomerang sign Borrelia burgdorferi infection botulinum toxin botulism botulism antitoxin botulism immune globulin botulism, infant bovine spongiform encephalopathy brachial neuritis brachial plexus injury brachial plexus neuropathy brachial plexus, lesion of bradykinesia bradyphrenia BRAF protooncogene brain atrophy brain biopsy brain biopsy, complications of brain biopsy, false negative brain biopsy, indication brain biopsy, negative brain biopsy, stereotaxic brain damage brain natriuretic peptide brain purpura brain scan brain scan, abnormal brain scan, false negative brainstem brainstem, atrophy brainstem, deformity of brainstem, dysfunction brainstem, dysfunction, eye movement disorders with brainstem, glioma brainstem, glioma in children brainstem, glioma, adult brainstem, hemorrhage, primary brainstem, infarction of brainstem, lesion of brainstem, metastasis to brainstem, neoplasms of brainstem, tuberculoma of Brazil Brown Sequard syndrome Brown syndrome brucellosis brucellosis, nervous system involvement with Brudzinski's sign Brueghel's syndrome bulbar dysfunction bulbar palsy bulbar palsy, acute bulbar palsy, childhood BUN, elevated burning feet burning feet, differential diagnosis of burning hands burning paresthesia burning skin burst suppression pattern, electroencephalogram CA-125 cachexia cafe au lait spots calcification, intracranial calcification, liver calcification, lymph node calcium antagonist calcium antagonist, side effects of calcium channel dysfunction calcium oxalate crystals calculations calf hypertrophy calmodulin kinase-like vesicle-associated protein campylobacter infection cancer associated CNS vasculitis cancer associated hypercoagulation cancer associated myopathy cancer of colon cancer, cerebrovascular accident complicating patients with cancer, unknown origin candida albicans cane CAR syndrome carbamazepine carbon monoxide poisoning 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 rectum carcinoma of stomach carcinoma of testis carcinoma of thymus carcinoma of thyroid carcinoma of tongue carcinoma of unknown origin carcinoma of uterus cardiac arrest cardiac arrest and resuscitation cardiac surgery cardiac surgery, neurologic complications with cardiac transplantation cardiac tumor cardiomyopathy cardiopulmonary bypass cardiotoxicity cardiovascular disease caribbean carotid angiogram carotid artery atherosclerosis carotid artery disease carotid artery occlusion, intracranial carotid artery stenosis carotid artery stenosis, intracranial carpal tunnel syndrome carpo-pedal spasm case studies Castleman's disease CAT scan CAT scan, abdomen CAT scan, abnormal CAT scan, base of skull CAT scan, chest CAT scan, contrast enhanced CAT scan, contrast enhanced, delayed CAT scan, contrast enhanced, subepend. CAT scan, delta sign, empty CAT scan, demyelinating disease CAT scan, disappearing lesion on CAT scan, emission CAT scan, emission, abnormal CAT scan, false negative CAT scan, gray matter enhancement CAT scan, hyperattenuation CAT scan, mass effect on CAT scan, negative CAT scan, pelvis CAT scan, ring sign CAT scan, spine CAT scan, stereotactic localization CAT scan, target sign cataplexy cataracts cataracts, congenital catatonia cat-scratch disease cattle cauda equina cauda equina, enhancement cauda equina, lesion of caudate nucleus caudate nucleus, atrophy caudate nucleus, lesion of caudate nucleus, lesion of, bilateral cavernous sinus cavernous sinus syndrome, bilateral cavernous sinus, lesion of cavernous sinus, meningioma cavernous sinus, metastasis to cavernous sinus, syndrome cavernous sinus, thrombosis CD19-directed chimeric antigen receptor T-cell therapy CD30 CD4 counts cecum perforation ceftriaxone celiac disease, adult celiac disease, childhood Central America central core disease central nervous system, infection of central nervous system, infection, cancer patient central pontine myelinolysis central retinal artery occlusion cephalosporins cerebellar ataxia, children cerebellar ataxia, children, differential diagnosis of cerebellar ataxia, hereditary cerebellar atrophy, primary cerebellar atrophy, secondary cerebellar degeneration cerebellar disease, eye movement disorder in cerebellar hemangioma cerebellar hemorrhage cerebellar infarction cerebellar infarction, bilateral cerebellar lesion cerebellar peduncle cerebellar pontine angle cerebellar pontine angle tumor cerebellar vermis cerebellitis cerebellum cerebellum, disease of cerebellum, neoplasms of cerebral arteries cerebral autosomal dominate arteriopathy with subcortical infarction and leukoencephalopathy cerebral blood flow cerebral blood volume cerebral cortex cerebral cortical atrophy cerebral death cerebral edema cerebral edema, vasogenic cerebral embolism cerebral embolism, cardiac origin cerebral embolism, multiple cerebral hypersensitivity, delayed cerebral infarction cerebral infarction, hemorrhagic cerebral infarction, septic cerebral infarction, small, deep cerebral infarction, subcortical cerebral ischemia cerebral microinfarcts, acute incidental cerebral palsy, work up cerebral tumor-like American trypanosomiasis cerebral vasculature cerebral vasculature, calcification cerebral venous infarction cerebral venous thrombosis cerebral venous thrombosis, deep cerebritis cerebrospinal fluid cerebrospinal fluid, abnormal cerebrospinal fluid, appearance of cerebrospinal fluid, B-glucuronidase cerebrospinal fluid, biochemical markers of CNS tumors cerebrospinal fluid, cell count cerebrospinal fluid, cell count, normal cerebrospinal fluid, cell culture of cerebrospinal fluid, culture negative cerebrospinal fluid, culture of cerebrospinal fluid, culture of, viral cerebrospinal fluid, cytology cerebrospinal fluid, cytology, false negative cerebrospinal fluid, drainage of cerebrospinal fluid, elevated protein of cerebrospinal fluid, enzymes in cerebrospinal fluid, flow blockage cerebrospinal fluid, flow cytometry cerebrospinal fluid, flow pattern cerebrospinal fluid, flow studies cerebrospinal fluid, gammaglobulin of cerebrospinal fluid, gold sol.curve of cerebrospinal fluid, leak 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 cerebrovascular accident cerebrovascular accident, bilateral cerebrovascular accident, cryptogenic 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, location of cerebrovascular accident, mimics cerebrovascular accident, multiple cerebrovascular accident, neonatal cerebrovascular accident, non atherosclerotic cause of cerebrovascular accident, pathophysiology cerebrovascular accident, postoperative cerebrovascular accident, prevention of cerebrovascular accident, prognosis in cerebrovascular accident, recurrent cerebrovascular accident, secondary prevention cerebrovascular accident, three territory involvement cerebrovascular accident, thrombolytic agents in treatment cerebrovascular accident, topographic pattern cerebrovascular accident, vascular territory involved cerebrovascular accident, without occluded vessel cerebrovascular accident, work up for cerebrovascular accident, young adult cerebrovascular disease cerebrovascular disease, cardiovascular disease with cerebrovascular disease, pathogenesis cerebrovascular disease, rapidly progressive cerebrovascular disease, risk factors in cervical rib cervical spine cesarean section Chagas'disease chairbound Charcot-Marie-Tooth cheese chemical weapons chemosis chemotherapy, CNS treatment and complications with chemotherapy, intra-arterial chest pain chest x-ray, abnormal chewing movements chiasmal syndromes children chills chin numbness chloroma chloroquine chlorpromazine choking cholangitis chondrosarcoma chordoma chorea chorea, autoimmune chorea, causes of chorea, familial chorea, senile choreoathetosis chorioretinitis choroid biopsy choroid plexus choroid plexus, abnormality of choroid plexus, enhancement choroid plexus, inflammation choroid plexus, prominence of choroid plexus, tumor of choroidopathy chromosomal abnormality chromosome 11 chromosome 20 chronic progressive external ophthalmoplegia chrysotherapy, neurologic complications of cigarette smoking ciguatera poisoning ciprofloxacin cirrhosis cis-platinum cisterna magna clam poisoning claudication, extremity clindamycin Clinical Pathologic Conference(C.P.C.) clivus clonazepam clot histology cluster, geographic coagulopathy cocaine coccidioidomycosis cognition cogwheel rigidty coinfection cold hands sign cold intolerance collagen vascular disease collagenous sprue collapsin response mediator protein 5 IgG Collier's sign colloid cyst color vision color vision, impaired coma coma, medically induced common variable immunodeficiency comorbidities complete blood count complications compression fracture compression neuropathy computers, neurologic diagnosis and concentration, impaired concentric sclerosis conduction block confabulation confusion confusional state, acute congenital infection, CNS congenital infection, viral congenital myasthenic syndromes congestive heart failure conjugate gaze, forced conjunctival injection conjunctivitis constipation contactin associated protein like 2 antibodies contractures, joint contrast agents, neurotoxicity of controversies in neurology conus medullaris, lesion of convergence convergence, impaired conversion reaction Coombs test, positive cop 1 copper copper deficiency cornea, abnormal corneal reflex, abnormal corneal reflex, depressed corneal transplant coronavirus corpus callosum corpus callosum, infarction of corpus callosum, lesion of corpus callosum, neoplasm of cortical blindness cortical deafness cortical hemorrhage cortical infarction cortical infarction, small cortical-basal ganglionic degeneration cost effectiveness cotton-wool spots cough coumarin COVID-19 cranial hemophilic pseudotumors cranial nerve enhancement cranial nerve palsies cranial nerve palsies, bilateral cranial nerve palsies, false localizing value cranial nerve palsies, painful cranial nerve palsies, unilateral cranial nerve tumor cranial nerves cranial nerves, toxins effecting cranial neuropathy cranial neuropathy, multiple craniopharyngioma C-reactive protein C-reactive protein, elevated creatine phosphokinase(CPK)elevated creatinine, elevated critical care unit critical pathway cry, abnormal cry, weak cryoglobulinemia cryptococcal antigen cryptococcal meningitis cryptococcal meningoencephalitis cryptococcoma, cerebral cryptococcosis cyanide poison cyclophosphamide cyclosporine cyst cyst, cortical parenchyma cyst, epidermoid of CNS cyst, ovary cyst, parenchymal cyst, porencephalic cysticercosis cysticercosis, cerebral cysticercosis, intraventricular cysticercosis, spinal cysticercosis, subarachnoid cystoisospora belli cytochrome c oxidase cytoid bodies cytokine release syndrome cytokines cytomegalic inclusion disease cytomegalovirus infection cytomegalovirus infection, congenital cytosine arabinoside daclizumab dantrolene sodium D-dimer deafness deafness, bilateral deafness, bilateral progressive vs.unilateral acute deafness, unilateral deep gray nuclei degenerative diseases of CNS delay in diagnosis delirium delusion dementia dementia, cerebrovascular disease causing dementia, childhood dementia, presenile dementia, rapidly progressive dementia, reversible dementia, screening for dementia, subcortical dementia, transmissible dementia, treatment of demyelinating disease denervation of muscle denervation potentials Dengue fever dental abscess dental procedure, neurologic complications with dentate nuclei dentate nuclei, lesion of denture cream depression depression, psychotic dermal sinus tract dermatitis dermatitis herpetiformis dermatomyositis developmental milestones, loss of developmental retardation dexterity, impaired diabetes insipidus diabetes mellitus diabetes mellitus, chemical diabetes mellitus, neurologic manifestations of diabetic amyotrophy diabetic coma, diagnosis and treatment diabetic cranialneuropathies diabetic mononeuropathy diabetic ophthalmoplegia diagnostic criteria dialysis dialysis dementia dialysis disequilibrium syndrome diaminopyridine, 3, 4 diarrhea diarrhea, bloody diencephalic syndrome diet diethylene glycol differential diagnosis difficulty climbing stairs diffuse axonal injury diffuse infiltrative lymphocytosis syndrome digital subtraction angiography dilantin dilantin, toxicity diphtheria diplegia, brachial diplopia diplopia, vertical disability rating scale, neurological disability, neurological disc space infection discitis disorientation disseminated intravascular coagulation(DIC) distal muscle atrophy distal muscle weakness diuretic dizziness DNA probes dog bite doll's head maneuver Dominican Republic domoic acid doppler down-beat nystagmus down-beat nystagmus, primary position of gaze DPPX DPPX, antibodies DPPX, antibodies, encephalitis drooling droperidol dropped head syndrome drowsiness drug abuse drug abuse, neurologic complications of drug addiction drug induced neurologic disorders drug induced neurologic disorders in children drug interactions drug withdrawal dura, thickened dural arteriovenous malformation dural sinus thrombosis Durett hemorrhages duvalumab dysarthria dysdiadochokinesia dysequilibrium syndrome dysgeusia dyskinesia dyskinesia, buccal lingual facial dyskinesia, drug induced dyskinesia, facial dysmetria dysphagia dysphasia dysphonia dyspnea dyspraxia dysthyroid ocularmyopathy dysthyroidism dystonia dystonia, drug induced dystroglycanopathies dystrophin dysuria ear, abnormal ear, pain in ecchymoses echinococcus granulosus echocardiogram echocardiogram, transesophageal echocardiogram, transthoracic echocardiogram, transthoracic, false negative echolalia eclampsia ectopic pinealoma eczema edema, leg edema, pedal edema, periorbital efficacy ejection fraction, abnormal El Salvador electrical sensation electrocardiogram, abnormal electroencephalogram electroencephalogram, abnormalities of electroencephalogram, periodic complexes electroencephalogram, triphasic delta waves electrolyte imbalance electromyogram electromyogram, decremental response electromyogram, incremental response electron microscopy electronystagmography electronystagmography, abnormal electrophoretic pattern, serum electrophoretic pattern, urine electroretinograph ELISA embolic stroke of unknown source embolism embolism, air embolism, atheromatous embolism, cholesterol embolism, fat embolism, paradoxical embolism, septic embolism, source of embolism, systemic embolism, tumor embolization, therapeutic, coils emergencies, medical emergencies, neurologic Emery-Dreifuss muscular dystrophy emotional lability empyema, epidural-spinal empyema, subdural encephalitis encephalitis lethargica encephalitis, acanthamoeba encephalitis, amebic encephalitis, autoimmune encephalitis, bacterial encephalitis, balamuthia encephalitis, brainstem encephalitis, central European encephalitis, clinical picture and treatment of encephalitis, etiology encephalitis, focal encephalitis, human immunodeficiency virus type 1 encephalitis, Japanese encephalitis, lobar encephalitis, Murray Valley encephalitis, paraneoplastic encephalitis, Powassan encephalitis, St.Louis encephalitis, unknown etiology encephalitis, viral encephalitis, viral-causes of encephalitozoon cuniculi encephalomalacia encephalomyelitis encephalomyelitis, autoimmune encephalomyelitis, parainfectious encephalomyelitis, paraneoplastic encephalomyelitis, postinfectious encephalomyeloneuritis encephalopathy encephalopathy, acute encephalopathy, anoxic encephalopathy, Hashimoto's encephalopathy, metabolic encephalopathy, neonatal encephalopathy, parainfectious encephalopathy, progressive endemic area endocarditis endocarditis, acute bacterial endocarditis, infectious endocarditis, Libman-Sacks endocarditis, Loffler's endocarditis, marantic endocarditis, neurologic manifestations with endocarditis, prophylaxis endocarditis, subacute bacterial endocarditis, treatment of endovascular therapy enteritis enterovirus enterovirus infection of CNS entrapment neuropathy enuresis enzyme, defect enzyme, muscle disease eosinophilia ependymitis ependymoma epidemic epidemiology of neurology epidermoid epidural blood patch epilepsia partialis continua episcleritis episodic disorders episodic neurologic deficits epistaxis Epstein-Barr virus Epstein-Barr virus, negative Erdheim-Chester disease erectile dysfunction erythema migrans erythema nodosum erythromelalgia erythromycin escherichia coli ethylene glycol evidence-based research evoked potentials exercise exercise-related muscle strength increase exophthalmus exophthalmus, unilateral extralimbic encephalitis extraocular muscle enlargement extraocular muscle lesion eye closure eye movement, disorders of eye movement, painful eye, lymphoma of eye, pain in Fabry's disease face, numbness of facial asymmetry facial movement disorder facial nerve facial nerve palsy facial nerve palsy, bilateral facial nerve palsy, causes of facial nerve palsy, recurrent facial nerve palsy, treatment of facial pain facial swelling facial tenderness facial weakness facial weakness, bilateral faciobrachial dystonic seizure Factor V Leiden factor V, deficiency factor VII, deficiency factor Xa inhibitor failure to thrive falling false negative false positive false positive VDRL famciclovir familial familial hemiplegic migraine farmer fasciculation fasting fatigue femoral nerve femoral neuropathy femoral neuropathy, causes of fever fibrillations fibrin split products fibrinolytic agents fine motor function, impaired finger nose finger test finger numbness fingernails, abnormal fingolimod fish poisoning Fisher C.M. Fisher's syndrome flaccid paralysis flavivirus floppy infant fluconazole flucytosine flu-like illness flunarizine fluorescein angiography fluorescene in situ hybridization fluorescent treponema antibody absorption(FTA-ABS) fluorescent treponema antibody absorption/false positive fluoroquinolones fluorouracil flush syndrome follow commands fontanel, bulging food-borne infection foot drop foot drop, bilateral fornix fornix, lesion of foscarnet fourth ventricle, cyst fourth ventricle, enlargement of fourth ventricle, floor fourth ventricle, neoplasm of fourth ventricle, shift of Friedreich's ataxia frontal behavioral spatial syndrome frontal lobe, behavior with disease of frontal lobe, lesion of frontal lobe, pathologic signs of frontal lobe, space occupying lesion of fundus, abnormality of fungal infection fungal infection, CNS fungal infection, CNS, treatment of gabapentin gadolinium gag reflex, depressed gait disorder gait, apraxic gait, spastic gallium scan gamma amino butyric acid gamma amino butyric acid receptor antibody gamma knife therapy gammaglobulin therapy, intravenous ganciclovir ganglioglioma ganglioneuroma ganglionitis gastric partitioning gastroenteritis gastrointestinal disease, neurologic complications gastrointestinal perforation gastroparesis gaze deviation gaze induced laughter gaze palsy gaze palsy, horizontal gaze palsy, horizontal-bilateral gaze palsy, supranuclear gaze palsy, vertical gender gene gene mutation gene therapy general paresis of the insane genetic counselling genetic linkage genetic neurologic disorders genetic testing genital ulcerations genu of corpus callosum geographic location geophagia GFAP gene GFAP-IgG Ghana giant cell arteritis glare, light-induced Glasgow coma score glaucoma glioblastoma multiforme(astrocytoma Gr.III) glioma glioma, low-grade gliomatosis cerebri globus pallidus, lesion of globus pallidus, lesion of, bilateral glossitis glucagonoma glucose tolerance test, abnormal glucosephosphate isomerase GluD2 glutamic acid decarboxylase, antibody gluten ataxia gluten sensitivity gluten-free diet glycine receptor antibodies GM antigen test GM1 ganglioside antibodies gnathostomiasis Gowers maneuver Gradenigo's syndrome gram negative rod gram positive rod granule cell granulomatosis with polyangiitis granulomatous disease grasp reflex Graves ophthalmopathy gray hair gray matter grimacing growth hormone growth retardation guanidine Guatemala Guillain Barre syndrome Guillain Barre syndrome, axonal form Guillain Barre syndrome, differential diagnosis of Guillain Barre syndrome, infantile and childhood form Guillain Barre syndrome, sensory Guillain Barre syndrome, variant forms of gumma gunshot wounds gynecomastia gyral hemorrhage gyrus, abnormal Hallervorden Spatz disease hallucination hallucination, auditory hallucination, olfactory hallucination, visual hamartoma hand numbness hand weakness hand-foot-mouth disease handwriting Hartnup's disease head injury head injury, mild head injury, pediatric head nodding head tilt headache headache, awakened by headache, bifrontal headache, chronic headache, continuous headache, elderly headache, frontal headache, intermittent headache, intractable headache, occipital headache, positional headache, progressive headache, retro-orbital headache, severe headache, sudden onset of headache, throbbing headache, thunderclap headache, unilateral headache, vascular hearing loss hearing loss, bilateral hearing loss, sudden, bilateral hearing loss, unilateral heart block heart block, complete heart murmur heart valve, prosthetic heart valve, repair heat intolerance heavy metal intoxication heel-knee-shin test helicobacter pylori helminthic infection of CNS hemangioblastoma hematochezia hematopoietic tissue, extramedullary hematuria, microscopic hemianopia hemianopia, homonymous hemiballismus hemichorea hemifacial atrophy hemimyoclonic jerks hemiparesis hemiparesis, transient hemiplegia hemiplegia, progressive hemoglobin abnormality, neurologic complications of hemolytic-uremic syndrome hemophagocytic lymphohistiocytosis, cerebromeningeal hemophagocytosis hemophilia hemophilus influenza hemoptysis hemorrhagic diathesis hemosiderosis of CNS, superficial hemosiderosis, subarachnoid heparin heparin, low-molecular-weight heparinoid, low molecular weight hepatic encephalopathy hepatic failure hepatitis hepatitis C virus hepatolenticular degeneration(Wilson's disease) hepatomegaly hepatosplenomegaly heralding manifestation herniated disc, differential diagnosis of herniation syndromes, intracranial herpes encephalitis herpes labialis herpes simples vasculitis herpes simplex encephalitis herpes simplex encephalitis, atypical herpes simplex encephalitis, diagnosis of herpes simplex encephalitis, differential diagnosis of herpes simplex encephalitis, extra temporal 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, myelitis herpes zoster, ophthalmicus herpes, genital heterochromia iridis hiccoughs highly active antiretroviral therapy hip pain hippocampal atrophy hippocampus hippocampus, hyperintense histiocytosis histochemistry histopathology histoplasmosis HLA HMGcoA reductase inhibitors hoarseness Hodgkin's disease Hodgkin's disease, neurologic involvement with homosexual hormone replacement Horner's syndrome Horner's syndrome, childhood Horner's syndrome, etiologies of hot bath test hot cross bun sign H-reflex testing human herpesvirus 6 human herpesvirus 8 human immunodeficiency virus type 1 human immunodeficiency virus type 1, acute infection human immunodeficiency virus type 1, asymptomatic human immunodeficiency virus type 1, false positive human immunodeficiency virus type 1, pathogenesis human immunodeficiency virus type 1, testing human immunodeficiency virus type 2 human papilloma virus human T-lymphotropic virus type I(HTLV-I) human T-lymphotropic virus type II(HTLV-II) Huntington's chorea Hutchinson sign hydrocephalus hydrocephalus, acute hydrocephalus, non-communicating(obstructive) hydrocephalus, transient hydrogen peroxide hydrophobia hydroxyurea hyperactivity hyperacusis hyperbilirubinemia hyperbilirubinemia, CNS abnormality after hypercalcemia hypercapnia hypercoagulable state hyperekplexia hyperemisis gravidarum hypereosinophilic syndrome(HES) hyperhidrosis hyperkalemia hypernatremia hypernatremia with cerebral disorders hypernephroma hyperphosphatasia hyperpigmentation of skin hyperreflexia hypersensitivity reaction hypersomnia hypertension hypertensive encephalopathy hyperthyroidism hypertriglyceridemia hypertrophic intracranial pachymeningitis hypertropia hyperuricemia hypoalbuminemia hypocalcemia hypochloremia hypocomplementemia hypofibrinogenemia hypogammaglobulinemia hypogeusia hypoglossal nerve paralysis hypoglycemia hypoglycorrhachia hypoglycorrhachia, causes of hypogonadism hypohidrosis hypokalemia hypokalemic alkalosis hypokalemic paralysis hypokalemic periodic paralysis hyponatremia hyponatremia with cerebral disorders hypoosmolality of serum hypoparathyroidism hypophysitis, IgG4-related hypopituitarism hypoprothrombinemia hypopyon hyporeflexia hyposmia hypotension, systemic hypothalamus hypothalamus, damage to hypothalamus, disturbance of hypothalamus, lesion of hypothalamus, neoplasm of hypothermia hypothyroidism hypotonia hypotonia, infants hypoxia hypoxic encephalopathy iatrogenic neurologic disorders ibrutinib idiopathic idiopathic cranial polyneuropathy IFA IgG4, serum IgG4-related disease ileus, paralytic illusions imbalance imbalance, postural immune checkpoint inhibitors immune effector cell-associated neurotoxicity syndrome immune reconstitution inflammatory syndrome immune reconstitution inflammatory syndrome, paradoxical immune reconstitution inflammatory syndrome, unmasked immune-related adverse events immunization, neurologic complications with immunocompetent immunodeficiency immunoelectrophoresis, serum immunofluorescence immunofluorescent exam of CSF cells immunohistochemistry immunologic disease immunology and the nervous system immunomodulation immunoperoxidase staining immunosuppression immunosuppressive agents immunotherapy impaired vigilance implantable cardiac loop recording device impotence inappropriate antidiuretic(A.D.H.)hormone inappropriate antidiuretic(A.D.H.)hormone, CNS involvement with inattention incidence incidental finding inclusion bodies inclusion bodies, eosinophilic cytoplasmic inclusion bodies, eosinophilic intranuclear inclusion bodies, intracytopasmic inclusion bodies, intranuclear inclusion body myositis incontinence, fecal incoordination India india-ink preparation, CSF infant, evaluation of infantile hemiplegia infantile spasm infection infectious mononucleosis infectious mononucleosis, neurologic findings with inferior colliculus inflammation infliximab insect sting insecticides insomnia insular cortex insular cortex, lesion insular cortex, lesion, bilateral insulinoma intellectual deficit intellectual deterioration interferon interferon inducer internal capsule internal carotid artery internal cerebral vein internuclear ophthalmoplegia internuclear ophthalmoplegia, bilateral internuclear ophthalmoplegia, unilateral intestinal biopsy intestinal obstruction intestinal pseudoobstruction intracerebral hemorrhage intracerebral hemorrhage, causes of intracerebral hemorrhage, differential diagnosis of intracerebral hemorrhage, familial intracerebral hemorrhage, lobar intracerebral hemorrhage, multiple intracerebral hemorrhage, recurrent intracerebral hemorrhage, small intracerebral hemorrhage, work up intracerebral hemorrhage, young adult intracranial hemorrhage intracranial hypertension, benign intracranial hypertension, benign, children intracranial hypotension intracranial pressure monitoring intracranial pressure, increased intracranial pressure, increased, treatment of intraluminal tumor intrathecal antispasticity drugs intrathecal chemotherapy intrauterine intrauterine infection intrauterine infection, viral intrauterine infection, viral of CNS intravenous intravenous drug abuse intravenous pyelogram intraventricular chemotherapy intraventricular hemorrhage intubation iododeoxyuridine ipilimumab iridocyclitis iritis iron, serum, elevated iron, serum, low irritability Isaacs syndrome isoniazid itraconazole JAK2 V617F mutation Jakob-Creutzfeldt disease Jakob-Creutzfeldt disease, cerebellar variant Jakob-Creutzfeldt disease, variant Jakob-Creutzfeldt disease, young adult Japan jaundice jaw claudication jaw pain JC virus jugular foramen syndrome juvenile idiopathic inflammatory myopathy Kaposi's sarcoma Karnofsky performance scale Kawasaki disease Kearns-Sayre syndrome kelch-like protein 11 antibodies keratitis keratoconjunctivitis kernicterus Kernig's sign klippel feil syndrome Klumpke palsy Korsakoff's psychosis lacrimal gland lacrimal gland enlargement lactic acidemia lactic dehydrogenase(LDH) lacunar infarction laminar necrosis, cortical lateral rectus palsy lateropulsion Latvia laughing laughing, pathologic lead poisoning learning disability learning disability, in children Leber's hereditary optic neuropathy leg numbness leg spasms leg spasms, painful leg weakness, bilateral leg weakness, unilateral Legionella pneumophilia Legionnaires'disease Leigh's disease lenticular nucleus, lesion of lenticular nucleus, lesion of, bilateral lenticulostriate arteries leprosy leptospirosis lesions too numerous to count lethargy leucine rich glioma inactivated 1 antibodies leukemia leukemia, neurologic findings assoc.with leukemia, prophylactic treatment of CNS leuko-araiosis leukocytosis leukoencephalitis leukoencephalopathy leukoencephalopathy, differential diagnosis leukoencephalopathy, toxic leukopenia leukostasis level of consciousness level of consciousness, decreased level of consciousness, fluctuating levetiracetam levonorgestrel Lhermitte's sign libido, decreased lid lid abnormalities lid closure, weakness of lid twitch life expectancy light-near dissociation, causes of limb-girdle weakness limbic encephalitis limbic system linear accelerator lip biopsy lipid storage disorder of CNS lipoma of CNS lipoprotein receptor-related protein 4 listeria monocytogenes listeriosis, CNS lithium livedo reticularis liver biopsy liver disease liver function enzymes liver scan liver transplantation locked-in syndrome long bone lesion lordosis low back pain lumbar drain lumbar puncture lumbar puncture, indications for lumbar puncture, repeated lumbar sacral spine, abnormality of lumbosacral plexopathy lumbosacral plexus lumbosacral plexus, neuritis lumbosacral radiculopathy lung biopsy lung nodule lung transplantation lupus anticoagulant Lyme disease lymph node biopsy lymphadenopathy lymphadenopathy, axillary lymphadenopathy, cervical lymphadenopathy, hilar lymphadenopathy, paraaortic lymphangiogram lymphocytic choriomeningitis lymphocytic interstitial pneumonitis lymphoid hyperplasia lymphoma lymphoma involving CNS lymphoma involving CNS, prophylactic treatment lymphoma of testis lymphoma, meningeal lymphoma, ocular lymphoma, plasmablastic lymphoma, primary of CNS lymphoma, primary of CNS, low grade lymphoma, secondary of CNS lymphoma, systemic lymphomatoid granulomatosis lymphomatosis cerebri lymphopenia macrocephaly macroglobulinemia magnesium salts malabsorption malabsorption syndrome malaise malaria malaria, cerebral malformation, CNS, congenital malformation, vascular malformation, vascular, cerebral malignancy screen malignancy, occult malignant external otitis malignant histiocytosis malignant hyperpyrexia mammillary bodies mammogram manganese intoxication mania marche a petits pas Marchiafava-Bignami disease Marcus Gunn pupil marihuana Marinesco-Sjogren syndrome masked facies masseter muscle wasting mastoiditis MATILDE regimen May-Thurner syndrome Meckel's cave meclizine medial longitudinal fasciculus(MLF) mediastinum, mass of mediastinum, widening medication withdrawal medulla oblongata medulla oblongata, lesion of medulla oblongata, neoplasm of medullary streaks medulloblastoma melanoma, malignant MELAS syndrome memory memory, defect of recent memory, impairment of menarche meningeal biopsy meningeal biopsy, false negative meningeal enhancement meningeal enhancement, nodular meningeal gliomatosis meningeal thickening meninges meningioma meningioma, clivus meningioma, intraventricular meningioma, sphenoid wing meningismus meningitis meningitis, actinomycotic meningitis, adults meningitis, aseptic meningitis, aspergillus meningitis, bacterial meningitis, bacterial, community acquired meningitis, bacterial, score meningitis, bacterial-negative CSF culture meningitis, bacteriologic etiology of meningitis, basilar meningitis, basophilic meningitis, blastomyces meningitis, brucellosis meningitis, cancer patients with 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, escherichia coli meningitis, factors influencing mortality in meningitis, fungal meningitis, fungal-negative CSF culture meningitis, gram negative meningitis, gram positive meningitis, granulomatous meningitis, helminthic meningitis, hemophilus influenza meningitis, hemorrhagic 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, myelomatous meningitis, neurologic aspects and complications of meningitis, neutrophilic meningitis, neutrophilic, persistent meningitis, newborn meningitis, nocardia meningitis, noninfectious meningitis, paracoccidioides meningitis, plasma cell meningitis, pneumococcal meningitis, post myelography meningitis, postoperative neurosurgical meningitis, predisposing factors in meningitis, prevention meningitis, prophylaxis against meningitis, pseudomonas meningitis, recurrent meningitis, relapse meningitis, seizures with meningitis, spinal fluid smear and culture of meningitis, spinal fluid smear and culture-negative meningitis, sporotrichosis meningitis, syphilitic meningitis, TB meningitis, toxoplasma meningitis, treatment of meningitis, treatment of, empirical meningoencephalitis meningoencephalitis, amoebic meningoencephalitis, toxoplasma meningoencephalomyelitis meningoencephalopathy meningomyelitis meningovascular syphilis mental nerve mental nerve neuropathy mental retardation mental status, abnormal mental status, abnormal, acute mental status, evaluation of mercaptopurine MERRF syndrome mesial temporal lobe mesial temporal sclerosis mestinon metamyelocytes metastasis to bone methanol intoxication methcathinone methicillin resistant staphylococcus aureus methotrexate methylhydrazine derivatives Mexico mGlu R5 antibodies microabscesses, cerebral microangiopathic hemolytic anemia microangiopathy, brain microcephaly microemboli microglial nodules microhemorrhage, intracerebral microinfarcts micropthalmia microsporidia microsurgery microsurgery, transsphenoidal microvascular thrombi midbrain 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, emboli to middle cerebral artery, occlusion of middle cerebral artery, stenosis of Middle east migraine migraine, hemiplegic Mikulicz's syndrome mild cognitive impairment milk mimics Mini Mental Status Examination miosis misdiagnosis misdirection mitochondrial disease mitochondrial encephalomyopathy mitral valve lesion mitral valve vegetation Moebius syndrome molecular genetics mongolism monoamine oxidase inhibitors monoamines monoamines, brain monoclonal antibodies monoclonal antibodies for tumor cells in CSF monoclonal gammopathy mononeuritis multiplex mononeuropathy mononeuropathy multiplex mononeuropathy, sensory monoparesis monoparesis, focal mood change mortality Morvan's fibrillary chorea mosquito motor neuron disease movement disorder movement disorder, drug induced movement disorder, extrapyramidal movement disorder, paroxysmal movement disorder, psychogenic moyamoya MRI MRI pattern MRI, abdomen MRI, abnormal MRI, ADC maps MRI, angiography MRI, angiography, false negative MRI, CAT scan compared to MRI, contrast enhanced MRI, contrast enhanced, cloud-like MRI, contrast enhanced, subependymal MRI, cranial nerves MRI, demyelinating disease MRI, diffusion weighted MRI, diffusion weighted, pattern MRI, disappearing lesion on MRI, emergent MRI, extraocular muscle enhancement MRI, false negative MRI, FLAIR MRI, gradient echo, vessel sign MRI, gradient-echo MRI, gyral enhancement MRI, high signal foci on MRI, high signal intensity of basal ganglia MRI, hypointense signal foci on MRI, lesion size MRI, linear enhancement MRI, magnetization transfer sequence MRI, mass effect on MRI, negative MRI, nodular enhancement MRI, orbit MRI, pelvis MRI, perfusion MRI, punctate pattern MRI, ring sign MRI, ring sign, open MRI, serial MRI, skull bone changes MRI, spinal cord MRI, spinal cord, increased intramedullary cord signal MRI, spine MRI, starfield pattern MRI, sulcal hyperintensity MRI, susceptibility weighted MRI, target sign MRI, venography MRI, vessel wall MRI, whole body MRS mucinous cancer mucormycosis multifocal fibrosclerosis multinucleated giant cell multiple myeloma multiple organ failure multiple organ infarct multiple sclerosis multiple sclerosis, diet in multiple sclerosis, differential diagnosis of multiple sclerosis, treatment of multiple sclerosis, tumefactive multiple system atrophy mumps virus muscle atrophy, progressive muscle atrophy, static muscle biopsy muscle cramp muscle diseases, characteristics of muscle pain muscle spasm muscle spasm, face muscle stiffness muscle strength, testing muscle swelling muscle twitching muscle wasting, diffuse muscle weakness muscle weakness, proximal muscle weakness, sudden onset of muscle, metabolic disorders of muscular dystrophy muscular dystrophy, cardiovascular changes with muscular dystrophy, central nervous system abnormality muscular dystrophy, classification muscular dystrophy, congenital muscular dystrophy, Duchenne muscular dystrophy, facioscapulohumeral muscular dystrophy, limb-girdle MuSK antibodies mussel poisoning mutism myasthenia gravis myasthenia gravis, classification myasthenia gravis, congenital myasthenia gravis, diagnosis myasthenia gravis, differential diagnosis myasthenia gravis, distal weakness myasthenia gravis, drug induced myasthenia gravis, etiology of myasthenia gravis, exacerbation myasthenia gravis, familial incidence of myasthenia gravis, infantile and juvenile myasthenia gravis, limb-girdle myasthenia gravis, misdiagnosis of myasthenia gravis, neonatal myasthenia gravis, neuromuscular junction in myasthenia gravis, non motor symptoms myasthenia gravis, ocular myasthenia gravis, paraneoplastic myasthenia gravis, presenting manifestations myasthenia gravis, prognosis of myasthenia gravis, receptor site in myasthenia gravis, remission of myasthenia gravis, seronegative myasthenia gravis, thymectomy in myasthenia gravis, treatment of myasthenia gravis, unmasked myasthenia gravis, variants myasthenic crisis myasthenic syndrome myasthenic syndrome, etiology myasthenic syndrome, seronegative myasthenic syndrome, treatment of mycobacterium avium-intracellulare mycobacterium haemophilum mycophenolate mycoplasma mycoplasma pneumoniae mycosis fungoides mycotic aneurysm myelination of nervous system myelinolysis, extrapontine myelitis myelitis, autoimmune myelitis, infectious myelitis, longitudinal myelitis, post infectious myelitis, transverse myelitis, transverse, idiopathic myelitis, transverse, recurrent myelodysplasia myelofibrosis myelogram myelogram, cervical myeloneuropathy myelopathy myelopathy, acute myelopathy, carcinomatous myelopathy, necrotizing myelopathy, paraneoplastic myelopathy, transverse myelopathy, vacuolar myeloproliferative disorder myeloradiculitis myeloradiculopathy myocardial infarction myocarditis myoclonic jerks myoclonus myoclonus, abdominal myoclonus, cortical myoclonus, face myoclonus, segmental myoclonus, stimulus sensitive myoglobinuria myoinositol myokymia myopathy myopathy inflammatory, classification myopathy, acute myopathy, alcoholic myopathy, carcinomatous myopathy, drug-induced myopathy, inflammatory myopathy, inflammatory, classification myopathy, mitochondrial myopathy, necrotizing myopathy, necrotizing, autoimmune myopathy, necrotizing, immune-mediated myopathy, steroid induced myopathy, thyroid disease causing myopia myositis myositis specific autoantibody myositis, juvenile myositis, ocular myotonia myotonia dystrophica myxedema, neurologic manifestations of narcolepsy nasal discharge nasal speech nasal stuffiness nasopharyngeal carcinoma nasopharyngeal lymphoma natalizumab nausea and vomiting near reflex, spasm of near syncope neck pain neck stiffness neck tenderness neck weakness necrotizing vasculitis negative Negri bodies neisseria meningitis neoplasm, metastatic to heart neoplasm, germ cell neoplasm, hormone producing neoplasm, hormone producing, ectopic neoplasm, intracranial neoplasm, intracranial with metastasis extracranially neoplasm, intracranial, differential diagnosis of neoplasm, intracranial-incidence and epidemiology of neoplasm, intracranial-presenting as head injury neoplasm, metastatic neoplasm, metastatic to base of skull neoplasm, metastatic to brain without obvious primary neoplasm, metastatic to clivus neoplasm, metastatic to CNS neoplasm, metastatic to CNS, hemorrhagic neoplasm, metastatic to CNS-children neoplasm, metastatic to CNS-hemorrhage into neoplasm, metastatic to CNS-intraventricular neoplasm, metastatic to CNS-origin of neoplasm, metastatic to CNS-prophylactic chemotherapy of neoplasm, metastatic to CNS-prophylactic irradiation of neoplasm, metastatic to CNS-treatment of neoplasm, metastatic to CNS-work up for neoplasm, metastatic to Dura neoplasm, metastatic to lumbosacral plexus neoplasm, metastatic to orbit neoplasm, peripheral nerve neoplasm, pituitary neoplasm, posterior fossa neoplasm, primary intracerebral neoplasm, primary intracerebral, presenting as CVA neoplasm, primary intracerebral, reoperation neoplasm, primary intracerebral, resection neoplasm, primary intracranial neoplasm, primary intracranial-treatment of neoplasm, primary of CNS neoplasm, primary of CNS-aged neoplasm, primary of CNS-children neoplasm, primary of CNS-classification neoplasm, primary of CNS-differential diagnosis neoplasm, primary of CNS-familial occurrence 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-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 conduction studies nerve conduction studies, motor nerve conduction studies, sensory nerve injury nerve root biopsy nerve root enhancement nerve root hypertrophy neurexin-3 alpha antibodies neuritis neuritis, causes of neuroblastoma neurocutaneous disease neuroendocrinology neurofibroma neurofibromatosis 1 neurofibromatosis 2 neuroleptic neurologic complications neurologic complications of, burns neurologic complications of, chronic pulmonary disease neurologic complications of, surgery neurologic complications of, systemic cancer neurologic complications of, systemic disease neurologic consultation neurologic disease neurologic disease, diagnoses of neurologic disease, multifocal neurologic disease, tempo neurologic evaluation neurologic examination neurologic examination, focal neurologic examination, non-focal neurologic signs neurologic symptoms neurologic testing neurological intensive care neurolymphomatosis neuromuscular blockade neuromuscular disease, electrodiagnosis of neuromuscular junction neuromuscular junction, abnormality of neuromyelitis optica (Devic's disease) neuromyelitis optica spectrum disorder neuromyelitis optica, IgG neuromyotonia neuronal cell surface antigen neuronopathy neuronopathy, sensory neuroophthalmology neuropathology neuropathology, brain neuropathology, peripheral nerves neuropathy neuropathy, amyloid neuropathy, asymmetric neuropathy, ataxic neuropathy, autoimmune neuropathy, cryoglobulinemic neuropathy, diabetic neuropathy, diphtheritic neuropathy, etiologies of neuropathy, hereditary peripheral neuropathy, iatrogenic neuropathy, idiopathic neuropathy, ischemic neuropathy, medication induced neuropathy, motor neuropathy, motor, multifocal neuropathy, multifocal neuropathy, painful neuropathy, paraneoplastic neuropathy, peripheral neuropathy, peripheral, treatment neuropathy, sensory neuropathy, short-fiber neuropathy, small-fiber neuropathy, small-fiber, painful sensory neuropathy, toxic neuropathy, vasculitic, systemic neuropathy, work up for neuroradiology neuroretinitis neurosyphilis neurotoxic neurotoxin neutropenia neutrophil extracellular traps nicotine night blindness night sweats nitrogen mustard nivolumab NMDA antagonists NMDA receptors nocardiosis nocturia non-arteritic antererior ischemic optic neuropathy non-caseating granuloma noncommunicative non-dominant hemisphere nonverbal non-vitamin K antagonist oral anticoagulants normal novel cell-membrane antigens numb chin syndrome numbness, extremity numbness, generalized nutritional deficiency nystagmus nystagmus, dissociated nystagmus, monocular nystagmus, pendular nystagmus, periodic nystagmus, positional nystagmus, primary position of gaze nystagmus, rotary nystagmus, upbeating on upgaze nystagmus, vertical obesity obstetric complications occipital lobe occipital lobe, infarction occipital lobe, infarction, bilateral occupational neurologic disorders occupational neuropathies octreotide ocular bobbing ocular dipping ocular dysmetria ocular flutter ocular motility, disorders of ocular myopathy oculocephalic reflex oculogyric crisis oculomasticatory myorhythmia odynophagia old age, neurology of oligodendroglioma olivary degeneration, hypertrophic Ommaya reservoir onconeural antibodies one and a half syndrome ophelia syndrome ophthalmoplegia ophthalmoplegia, acute ophthalmoplegia, bilateral, acute ophthalmoplegia, cause of ophthalmoplegia, head injury causing ophthalmoplegia, internal ophthalmoplegia, painful ophthalmoplegia, plus syndrome ophthalmoplegia, progressive external ophthalmoplegia, total opisthotonus opportunistic infection opportunistic infection, CNS opsoclonus opsoclonus, differential diagnosis of opsoclonus-myoclonus syndrome optic atrophy optic canal, enlargement of optic chiasm optic chiasm, enhancement optic chiasm, lesion of optic disc cup optic disc edema optic disc ischemia optic glioma optic nerve optic nerve, biopsy optic nerve, blood supply of optic nerve, compression of optic nerve, enhancement optic nerve, enlarged optic nerve, infarction of optic nerve, lesion of optic nerve, neoplasm of optic neuritis optic neuropathy optic neuropathy, bilateral optic neuropathy, ischemic optic neuropathy, ischemic, anterior optic neuropathy, ischemic, posterior optic neuropathy, toxic optic tract, lesion of oral contraceptives oral contraceptives, cerbrovascular disease and oral contraceptives, neurologic complications with oral ulcerations orbit orbit, abscess of orbit, cellulitis of orbit, hemangioma of orbit, inflammation in orbit, injury of orbit, lesions of orbit, mass orbit, meningioma of orbit, neoplasms of orbit, pseudotumor of orbit, trauma to orbit, venography of orbital apex orbital apex syndrome orbitocranial injury, penetrating orchitis organ donor organ transplantation organomegaly orthostatic hypotension oscillopsia osmotic demyelination syndrome osteoblastic lesions, causes of osteolytic lesion, causes of osteomyelitis osteomyelitis, skull osteomyelitis, spinal osteoporosis otitis, neurologic complications with ototoxicity ovarian tumor ovary, enlarged owl's eye sign of spinal cord pacemaker, cardiac-transvenous pachymeningitis, cranial pain pain, abdominal pain, arm pain, back pain, calf pain, central pain, leg pain, management of chronic pain, neuropathic pain, periorbital pain, scapula pain, severe pain, thigh pain, throat pain, total body palatal myoclonus palate, paralysis palatopharyngeal incompetence palinopsia palpitations pancoast tumor pancreas transplantation pancreatitis pancytopenia panic attacks papilledema papillitis papovavirus paralysis paralysis, acute paralysis, acute areflexic paralysis, recurrent paralysis, use-related paramedian pontine reticular formation paraneoplastic brainstem encephalitis paraneoplastic cerebellar degeneration paraneoplastic ganglionopathy paranoia paraparesis paraparesis, flaccid paraparesis, spastic paraparesis, spastic, tropical paraphasias paraplegia paraplegia, acute paraproteinemia parasellar syndrome parasitic infection parasitic infection, CNS paraspinal muscle paratrigeminal syndrome parenteral alimentation paresthesias paresthesias, feet paresthesias, generalized paresthesias, hands parietal lobe, lesion of Parkinson disease Parkinson disease, drug induced Parkinson disease, L-dopa nonresponsive Parkinson disease, postencephalitic Parkinsonism multiple-system atrophy Parkinsonism syndrome Parkinsonism, freezing phenomena in parotid gland neoplasm parotid gland swelling parotitis paroxysmal neurologic deficits paroxysmal neurologic disorder paroxysmal nocturnal hemoglobinuria paroxysmal nonkinesigenic dyskinesia pars planitis partial thromboplastin time, prolonged PAS positive PAS positive material in the brain patent foramen ovale pathognomonic pathology patient information and support pediatric autoimmune neuropsychiatric disorders associated with streptococcal infection pellagra pelvic mass pembrolizumab penicillamine penicillin pergolide periarteritis nodosa pericallosal artery pericarditis perineuritis peripheral blood smear peripheral blood smear, abnormal peripheral blood stem cell transplantation peripheral nerve, lesion of peripheral vascular disease perivascular enhancement periventricular leukomalacia peroxidase-antiperoxidase staining perphenazine perseveration persistent vegetative state personality change petechiae pharyngeal spasms phenothiazine phenylketonuria phlebotomy phobias photophobia photosensitivity, eye photosensitivity, skin physical activity physician behavior pica pigmentary retinopathy pineal pineal, neoplasm pinealoma pitfalls pituitary pituitary hyperemia pituitary stalk pituitary, adenoma pituitary, apoplexy pituitary, enlargement pituitary, hormones of pituitary, insufficiency of pituitary, lesion of pituitary, metastasis to plasma cell dyscrasia plasma cell myeloma, CNS involvement associated with plasmacytoma plasmapheresis plasminogen deficiency platelet aggregation platelet function test platelet inhibiting drugs platelet thrombi platelet transfusion PLEDs PLEDs, bilateral independent PLEDs, etiology of pleocytosis of cerebrospinal fluid pleocytosis of cerebrospinal fluid, neutrophilic pleural effusion pleurisy pneumocystis carinii pneumoencephalogram(PEG) pneumonia POEMS syndrome poison, mercury poison, neurologic problems with poison, organophosphate poliomyelitis poliomyelitis vaccine poliomyelitis, provocation poliomyelitis-like illness polycythemia, primary polycythemia, secondary polydipsia polyinosinic cytidic acid(poly IC) polymerase chain reaction polymerase chain reaction, false negative polymerase chain reaction, false positive polymyalgia rheumatica polymyositis polyneuritis polyneuropathy polyneuropathy, carcinomatous polyneuropathy, chronic inflammatory demyelinating polyneuropathy, lymphomatous polyneuropathy, uremic polyradiculoneuropathy polyuria pons, infarction of pons, lesion of pontine glioma porphyria positional head-hanging test positive sharp waves post infectious polyneuropathy post transplant lymphoproliferative disease posterior column disease posterior fossa posterior fossa, differential diagnosis of lesions of posterior fossa, lesion of posterior fossa, mass of posterior fossa, signs of posterior inferior cerebellar artery syndrome posterior leukoencephalopathy syndrome postinfectious postoperative neurologic complications postpartum posttransplant lymphoproliferation disorder postural abnormality potassium channel antibodies potassium channel dysfunction practice guidelines precipitating factors preclinical pregnancy, neurologic complications in premarin premature infant pretectal syndrome prethrombotic state prevention of neurologic disorders primary CNS histiocytic sarcoma primary intracranial hypotension primary lateral sclerosis primary thrombocythemia primary vitreoretinal lymphoma prion disease procainamide procarbazine progeria progesterone prognosis progressive encephalomyelitis with rigidity syndrome progressive multifocal leucoencephalopathy progressive multifocal leukoencephalopathy, etiology progressive neurologic disorder progressive supranuclear palsy prolactin, elevated propranolol proptosis proptosis, bilateral proptosis, unilateral prosopagnosia protease inhibitor, HIV-1 protein 14-3-3, cerebrospinal fluid protein C deficiency protein S deficiency proteinuria proteomics proteus mirabilis protozoan infection proximal muscle atrophy pruritus pseudoathetosis pseudobulbar palsy pseudocyst pseudointernuclear ophthalmoplegia pseudomonas aeruginosa pseudomyasthenia pseudouveitis psychiatric disorder psychiatric problems in neurologic disorders psychological testing psychological testing, neurologic problems psychomotor retardation psychosis psychosis, acute psychosis, cause of psychotic behavior ptosis ptosis, bilateral ptosis, unilateral puberty puberty, delayed Pulfrich phenomenon pulmonary disease pulmonary edema pulmonary embolism pulmonary function tests pulmonary infection pulmonary infiltrates pulmonary mass pulmonary nodules pulmonary opacity pulvinar sign pupil pupil, abnormality in neurologic disorders pupil, dilated and fixed, bilateral pupil, dilated and fixed, unilateral pupil, dilated, bilateral pupil, dilated, unilateral pupil, light reflex, abnormal pupil, oval pupil, tonic Purkinje cell purkinje cell cytoplastic autoantibody Purkinje cell surface antibody purpura pursuit eye movements pursuit eye movements, abnormal putamen, lesion of putamen, lesion of, bilateral pyramidal tract pyramidal tract dysfunction pyrimethamine pyruvate-kinase deficiency anemia quadriparesis quadriparesis, progressive quadriplegia quadriplegia, transient quality of life quarternary neurosyphilis quinidine quinine rabies prophylaxis rabies, nervous system involvement with race radiation encephalopathy, delayed radiation hypersensitivity radiation induced neoplasm radiation necrosis radiation therapy, CNS treatment and complications with radiation therapy, stereotactic radiation therapy, sterotactic, complications radiation vasculopathy radicular pain radiculitis radiculoneuritis radiculopathy radionuclide imaging, heart ragged-red fibers Ramsay Hunt syndrome range-of-motion, neck Rankin score rapidly fatal neurologic illness rapidly progressing neurologic illness rash rash, hand raw milk ingestion Raynaud's phenomenon reactive pleocytosis real-time quaking-induced conversion recruitment rectal sphincter tone, decreased recurrent recurrent laryngeal nerve paralysis red cell aplasia red eye red feet Red flags red nucleus, involvement of references, neurologic reflex, brainstem reflex, brainstem, absent refractory sprue Refsum's disease regional enteritis rehabilitation for neurologic disorders relapsing polychondritis release phenomena remission remote effect of cancer on the nervous system renal biopsy renal cell carcinoma renal cyst renal failure renal failure, acute renal infarct renal stones renal transplantation renal tubular necrosis renal vein thrombosis repetitive nerve stimulation respirations in CNS disease respirator respiratory arrest respiratory depression respiratory distress syndrome, neurologic status with respiratory failure respiratory paralysis, pharmacologic respiratory tract infection restless leg syndrome restrictive ophthalmopathy reticulum cell sarcoma retinal arteriole attenuation retinal artery occlusion retinal biopsy retinal branch artery occlusion retinal degeneration retinal detachment retinal hemorrhages retinal infarction retinal lesion retinal vasculitis retinopathy retrograde axonal flow retro-orbital pain retroperitoneal fibrosis retroperitoneal mass retropulsion retrovirus reversible cerebral vasoconstrictive syndromes reversible neurologic disorder review article RFLPs rhabdomyolysis rhabdomyosarcoma of orbit rheumatoid arthritis rheumatoid arthritis factor(R.A.factor) rheumatoid arthritis, neurologic complications of rhinocerebral phycomycoses rhinorrhea rhinorrhea, CSF rhizopus rhomboencephalopathy rickettsial organism right-left cardiac shunt rigidity rippling muscle disease risk factors risk-benefit assessment rituximab Rocky Mountain spotted fever Romberg's sign root lesion, nerve rooting reflex rubella encephalitis rubella syndrome rubella virus rubeola virus rubeola, encephalitis Russia Sabin-Feldman dye test saccadic eye movements saccadic eye movements, abnormal sacral sparing saddle anesthesia safety sagging of the brain salivary gland enlargement salivation, excessive saphenous nerve sarcoidosis sarcoidosis, CNS sarcoma sarcoma, osteogenic Saudi Arabia saxitoxin scalp tenderness scannig speech Schirmer test schistocytes schistosomiasis schizophrenia Schmidt syndrome sciatica scleritis scleroderma scleroderma, neurologic involvement with sclerosis, bone scorpion sting scotoma scotoma, central scotoma, paracentral-homonymous screening season sedimentation rate sedimentation rate, elevated seizure seizure, adult onset seizure, children seizure, drug resistance seizure, drug-induced seizure, etiology of seizure, febrile seizure, focal seizure, intractable seizure, intractable, treatment of seizure, medication failure seizure, non-treatment of seizure, occipital lobe seizure, psychomotor-temporal lobe seizure, recurrent seizure, risk factors for seizure, systemic disease causing seizure, treatment of seizure, treatment of, first seizure, unknown origin seizure, women seizure, workup of sella trucica sella turcica, enlargement of sella turcica, erosion of seminoma sensorineural hearing loss sensory ganglia sensory ganglia, abnormal sensory loss sensory loss, asymmetric sensory loss, truncal sensory polyneuropathy septicemia seroconversion serologic testing serologic testing of cerebrospinal fluid serologic testing, false negative serologic testing, false positive seronegative seropositive serum alanine aminotransferase serum protein, decreased serum tumor markers severe acute respiratory syndrome sexual behavior, disorder of sexually transmitted disease shell fish poisoning Shiga toxin shooting pain short stature shoulder, pain in shunt procedure, ventricular shunt procedure, ventricular-complications of shunt procedure, ventriculo-peritoneal sicca syndrome sick sinus syndrome sickle cell disease sinemet single photon emission computed tomography single photon emission computed tomography, false negative single photon emission computed tomography, false positive single photon emission computed tomography, thallium single-fiber electromyography sinus, neoplasm of sinuses, diseases of sinusitis Sjogren's syndrome Sjogren's syndrome, neurologic manifestations of skew deviation skin, biopsy skin, darkening of skin, lesions in neurologic disorders skin, tight skull fracture skull x-ray skull x-ray, abnormal skull x-ray, bony defect on skull, neoplasm of slaughter house worker sleep sleep paralysis sleep pathology and physiology slit lamp examination slow virus infection of CNS slurred speech small vessel disease smell snout reflex soap-bubble appearance sodium valproate sodium valproate, toxicity soluble interlukin 2 receptor solvent somatosensory evoked potentials somnolence sonophobia sore throat South America spasticity spasticity, treatment of speech disorder speech disorder, childhood speech, delayed development of speech, slowed speech, unintelligible sphenoid sinus sphenoid sinus biopsy 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, lesion of spinal cord, metastasis to spinal cord, metastasis to, treatment of spinal cord, neoplasm spinal cord, neoplasm, extramedullary spinal cord, neoplasm, intracranial seeding with spinal cord, neoplasm, intramedullary spinal cord, pathologic exam of spinal muscular atrophy spine, infection of spine, metastasis to spine, tenderness spinocerebellar ataxia spinocerebellar ataxia type 3/Machado Joseph disease spinocerebellar degeneration spirochete infection splenectomy splenic infarcts splenium of corpus callosum splenomegaly splinter hemorrhages spongy degeneration of brain spontaneous remission sporotrichosis, systemic sporotrichum sprue square wave jerks squirrels stab wound standing difficulty staphylococcal protein A column therapy staphylococcus aureus startle myoclonus startle reaction starvation statin therapy status epilepticus status epilepticus, intractable steatorrhea stem cell rescue stem cell transplantation steppage gait stereotaxic surgery steroid steroid psychosis steroid responsive encephalitis steroid responsive encephalopathy steroid therapy, CNS treatment and complications with stiff legs stiff limb syndrome stiff man syndrome stiff man syndrome, variant Still's disease stimulant drugs strabismus streptococcus pneumoniae stress, emotional striatal encephalitis striatum, lesion of striatum, lesion of, bilateral stroke center strokelike episodes strongyloides stercoralis strongyloides stercoralis hyperinfection syndrome stuporous subacute myelo-opticoneuropathy(S.M.O.N.)complex subacute sclerosing panencephalitis(S.S.P.E.)Dawson's disease subarachnoid hemorrhage subarachnoid hemorrhage, cerebral convexity subarachnoid hemorrhage, prognosis subarachnoid hemorrhage, recurrent subclavian artery occlusion subclavian artery stenosis subcortical U fibers subcutaneous nodules subdural hematoma subdural hematoma, acute subdural hematoma, metastatic carcinoma deposits causing subdural hematoma, nontraumatic subependymal nodules subependymoma subinsular cortex substantia nigra subtemporal decompression subthalamic nucleus suck, poor sudden death suicide sulfadiazine sulfone superior oblique palsy superior sagittal sinus thrombosis suprasellar lesion sural nerve sweating sweating, abnormality of sweet taste Sweet's syndrome symmetric brain lesions sympathetic nervous system syncope syphilis, asymptomatic syphilis, congenital syphilis, diagnosis and treatment syphilis, meningomyelitis syphilis, neurologic complications with syphilis, ocular syringomyelia systemic illness systemic lupus erythematosus systemic lupus erythematosus, drug induced systemic lupus erythematosus, neurologic complications with systemic lupus erythematosus, neuro-opthal.complications with T cell lymphocytes T cell lymphoma tabes dorsalis tachycardia talk tamoxifen tandem gait, ataxic tangential taste tattoo tau protein tauopathy tectal glioma telangiectases temozolomide temporal artery, biopsy temporal bone, metastasis to temporal lobe temporal lobe, atrophy temporal lobe, lesion temporal lobe, lesion, bilateral temporomandibular joint temporomandibular joint, pain tenderness tendonitis tensilon tensilon test tensilon test, false negative tensilon test, false positive tensilon test, paradoxical tentorium cerebelli teratogenesis teratogenesis, viral teratogenic drugs teratoma teratoma, ovarian term infant testicular germinoma testicular mass testicular teratoma testosterone, serum, low tetanus tetanus antitoxin tetany tetracycline Thailand thalamic syndrome thalamus, infarction, bilateral thalamus, lesion of thalamus, lesion of-bilateral thalassemia thallium poisoning thiamine thiamine deficiency thiazide diuretic Thies's sign third nerve third nerve misdirection third nerve palsy third nerve palsy, bilateral third nerve palsy, partial third nerve palsy, pupil sparing in third nerve palsy, sequential third nerve palsy, superior branch third ventricle, mass of thirst Three territory sign thrombectomy thrombocytopenia thrombocytopenia, differential diagnosis of thrombocytosis thrombolysis, mechanical thrombophlebitis thrombosis, cerebral thrombotic microangiopathy thrombotic thrombocytopenia purpura thrombus, mural thrush thymectomy thymic hyperplasia thymitis thymoma thymus and neuromuscular function thyroglobulin antibodies thyroid function tests thyroid peroxidase antibodies thyroiditis thyrotoxicosis tic tick bite tick-borne encephalitis timolol tinnitus tinnitus, unilateral tissue plasminogen activator, intravenous titubation Tolosa Hunt syndrome tone, muscle, increased tongue, atrophy tongue, fasciculations of tongue, impaired movements of tongue, pain tongue, ulcer tongue, weakness tonic spasms tonsillar herniation of cerebellum tonsillectomy topotecan TORCH infections torticollis toxic encephalopathy toxins, nervous system toxocariasis toxoplasma complement fixation test toxoplasma gondii toxoplasmosis, acquired toxoplasmosis, CNS toxoplasmosis, CNS, recurrent toxoplasmosis, congenital toxoplasmosis, muscle toxoplasmosis, prophylaxis transcobalamin II, abnormal transcobalamin II, hereditary absence of transglutaminase antibodies transient ischemic attack transient ischemic attack, differential diagnosis of transient ischemic attack, treatment of transient neurologic deficit transplacental virus infections transposition of the great vessels trauma travel, foreign treatment failure treatment of neurologic disorder treatment, empirical tremor tremor, cerebellar tremor, intention tremor, jaw tremor, postural tremor, rubral tremulousness triangle of Guillain and Mollaret triatomine bug trichinosis trichloroethylene trichopoliodystrophy tricuspid valve, lesion of trigeminal nerve trigeminal nerve, abnormality of trigeminal nerve, lesion of trigeminal neuralgia trigeminal neuropathy trigeminal neuropathy, bilateral trigeminal neuropathy, sensory trimethadione trimethoprim-sulfamethoxazole tripping trismus trisomes trochlear nerve trochlear nerve palsy troponin T Trousseau's sign Trousseau's syndrome trypanosoma cruzi tuberculoma tuberculoma of CNS tuberculosis tuberculosis, disseminated tuberculosis, miliary tuberculosis, miliary of brain tuberculosis, spinal tuberculous pachymeningitis tuberous sclerosis tumor necrosis factor inhibitor twitching, face type 1 muscle fiber type 2 muscle fiber typhoid fever ulcerative colitis ulnar neuropathy ultrasonography ultrasonography, orbit ultrasonography, pelvis ultrasonography, testes uncal herniation unconsciousness uncus undiagnosed upgaze upgaze, paralysis of uremia uremic encephalopathy uremic twitching urinalysis, abnormal urinary casts urinary frequency urinary incontinence urinary retention urinary tract infection urine osmolality, elevated urine test in toxic screen uterus, enlarged uvea, lesion of uveal melanocytic proliferation uveitis vaccination, neurologic complications with vaccine vaginal bleeding valium valvulopathy vanishing tumor varicella zoster virus varicella zoster virus, encephalitis varicella zoster virus, vasculopathy vascular endothelial growth factor vasculitides vasculitis, large vessel vasculopathy vasospasm, cerebral vectors of infection Vemurafenib Venereal Disease Research Laboratory test venlafaxine venous thrombosis, non-cerebral ventricular assist device ventriculitis ventriculogram ventriculogram, radionuclide verapamil vertebral artery vertebral artery disease vertebral biopsy vertebral erosion vertical gaze vertigo vertigo, cervical vertigo, positional vertigo, 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