Differential (Click to cross reference) abdominal contractions abdominal mass abdominal reflex, absent abducens nerve paralysis abducens nerve paralysis, bilateral abiotrophy abortion, spontaneous abscess, amebic 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, intracranial-neonatal abscess, lung abscess, perirectal abscess, perivalvular abscess, pituitary abscess, sphenoid sinus abscess, spinal cord abscess, vertebral abstinence syndrome abulia acetylcholine receptor antibody achilles tendon, enlarged achondroplasia aciduria 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 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neurology adverse drug reaction afebrile affect, flat Afipia felis Africa agammaglobulinemia agenesis of aqueduct of Sylvius ageusia aggression agitation agoraphobia AIDS defining illness air pollution air, spinal airway obstruction akathisia akinetic mute albendazole alcohol alcohol, neurologic complications with alcoholic polyneuropathy alcoholic withdrawal states, DT's, convulsions, etc. alcoholism aldolase alemtuzumab algorithm alien hand syndrome allergic angiitis allescheria boydii alopecia alpha-fetoprotein alpha-synuclein altered states of consciousness alternating hemiplegia alveolar hypoventilation Alzheimer type II astrocytosis Alzheimer's disease Alzheimer's disease, familial amantadine amaurosis fugax amaurosis fugax, causes of amebiasis amenorrhea aminoacidurias aminoglycoside amiodarone amitriptyline ammonia amnesia amnesia, anterograde amnesia, causes of amnesia, concussion amnesia, head injury causing amnestic syndrome amniocentesis amoxicillin AMPA receptor antibodies 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antibodies to measles anticardiolipin antibodies anticholinergic drugs anticholinergic drugs, side effects of anticoagulant, complications of anticoagulant, treatment anticoagulant, treatment in CVD anticonvulsants anticonvulsants, compliance anticonvulsants, discontinuation in seizure-free epileptics anticonvulsants, effectiveness anticonvulsants, hypersensitivity syndrome anticonvulsants, subtherapeutic anticonvulsants, untoward effects of antidepressant anti-dopamine 2 receptor antibody antifungal agent antimalarials anti-myeloperoxidase antineutrophil cytoplasmic autoantibodies antiparasitic therapy antiphospholipid antibodies antistreptolysin titer antiviral agents anxiety aorta, abdominal aorta, abnormal aortic valve, bicuspid aortic valve, insufficiency aortic valve, lesion of aortic valve, stenosis aortitis Apgar score aphasia aphasia, conduction aphasia, progressive aphasia, progressive, primary aphonia apnea apraxia apraxia of eyelid closure apraxia, constructional apraxia, dressing aqueduct of Sylvius, obstruction aqueduct of Sylvius, stenosis aqueductal obstruction aqueductal stenosis arachnoiditis arachnoiditis, opticochiasmatic arbovirus area postrema area postrema syndrome areflexia arenavirus Argyll Robertson pupil Arizona arm atrophy arm weakness Arnold Chiari malformation arrhythmia, cardiac arsenic artane artemether arterial dissection arterial dissection, aorta arterial dissection, carotid arterial dissection, vertebral arteriopathy arteriovenous malformation arteriovenous malformation, cerebral arteriovenous malformation, pulmonary arteritides arteritis, temporal artery of Adamkiewicz arthralgia arthritis arthritis, septic arthrogryposis multiplex arthropathy arthropathy, neuropathic artificial heart ascending paralysis ascites Asia Asians asparginase aspartate aminotransferase aspergillosis aspiration aspirin asplenia asterixis asthma astrocytoma asymptomatic asystole ataxia ataxia telangiectasia ataxia, cerebellar ataxia, progressive ataxia, sensory ataxia, truncal ataxia, truncal, associated with ocular oscillations ataxic gait atelectasis athetosis atlanto-axial subluxation atovaquone atrial fibrillation atrial flutter atrioventricular block attention deficit disorder with hyperactivity atypical atypical lymphocytes audiogram auditory evoked brainstem potentials auditory evoked potentials aura autism autoantibodies autoimmune basal ganglia encephalitis autoimmune cerebellar ataxia autoimmune disease autoimmune encephalopathy autoimmune GFAP astrocytopathy autoimmune meningitis automatisms automobile accidents autonomic dysfunction autonomic dysfunction, acute autonomic nervous system autonomic neuropathy autonomic neuropathy, idiopathic autoregulation, cerebral azathioprine azidodeoxythymidine azithromycin B 12 deficiency B 12 metabolism, defective B cell lymphoma babesiosis Babinski sign Babinski sign in new born bacillary angiomatosis back surgery back tenderness bacteremia bacterial endocarditis, neurologic manifestations of bacterial infection bacterial infection, CNS Bagel sign Bahamas BAL Balint's syndrome Barkhof MR criteria for MS bartonella henselae bartonella quintana 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 baseball basilar artery basilar artery occlusion basophilic stippling of red blood cells Bassen-Kornzweig syndrome bat bite battered child syndrome baylisascariasis BCG treatment BCG vaccination Beau's lines behavior behavior, combative behavioral disorder behavioral disorder, acute Behcet's syndrome beta adrenergic blocker beta-D-glucon bias Bickerstaff's brainstem encephalitis biologic markers biological warfare bisexual bitemporal visual field defect blacks bladder dysfunction blastomycosis bleomycin blepharospasm blindness blindness, monocular blindness, prevention of blindness, sudden blinking, reduced blood brain barrier blood cultures blood dyscrasias, neurologic findings with blood transfusion blue tongue virus bone biopsy bone marrow biopsy bone marrow suppression bone marrow transplantation bone pain bone scanning Borrelia burgdorferi infection Borrelia miyamotoi infection bortezomib botulinum toxin bovine spongiform encephalopathy boxing brachial amyotrophic diplegia brachial neuritis brachial plexus brachial plexus injury brachial plexus neuropathy brachial plexus, lesion of brachial radiculoplexopathy bradycardia bradykinesia bradyphrenia brain atrophy brain biopsy brain biopsy, complications of brain biopsy, false negative brain biopsy, indication brain biopsy, negative brain biopsy, stereotaxic brain damage brain fog brain natriuretic peptide brain purpura brain radioimmunoscan brain scan brain scan, abnormal brain scan, demyelinating disease brain scan, false negative brainstem brainstem, dysfunction brainstem, dysfunction, eye movement disorders with 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myelogram capsaicin CAR syndrome carbamazepine carbon monoxide poisoning carcinoma carcinoma of bladder carcinoma of breast carcinoma of cervix carcinoma of esophagus carcinoma of lung carcinoma of ovary carcinoma of pancreas carcinoma of stomach carcinoma of testis carcinoma of uterus cardiac arrest cardiac enzymes cardiac surgery cardiac surgery, neurologic complications with cardiac transplantation cardiobacterium hominis cardiomegaly cardiomyopathy cardiopulmonary bypass caribbean caries carmustine carotid angiogram carotid artery disease carotid artery injury carotid artery laceration carotid artery occlusion, bilateral carotid artery occlusion, intracranial carotid artery occlusion, neck carotid artery stenosis carotid artery stenosis, intracranial carotid artery thrombus carpal tunnel syndrome carphology carpo-pedal spasm case studies cat exposure CAT scan CAT scan, abdomen CAT scan, abnormal CAT scan, abscess, cerebral CAT scan, angiography CAT scan, base of skull CAT scan, 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metastasis to cavernous sinus, syndrome cavernous sinus, thrombosis cavernous sinus, thrombosis, septic CD19-directed chimeric antigen receptor T-cell therapy CD4 counts cefotaxime ceftazidime ceftriaxone cefuroxime celiac disease, adult cellulitis Central America central artery of Percheron central cord syndrome central nervous system, infection of central nervous system, infection, cancer patient central pontine myelinolysis central retinal artery occlusion central retinal vein occlusion central venous catheter cephalosporins cerebellar ataxia, children cerebellar ataxia, children, differential diagnosis of cerebellar atrophy, primary cerebellar atrophy, secondary cerebellar cognitive affective syndrome 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 plaques, amyloid 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 cortical encephaliis cerebral death cerebral edema cerebral edema, cytotoxic cerebral edema, origin and treatment cerebral edema, vasogenic cerebral embolism cerebral embolism, cardiac origin cerebral infarction cerebral infarction, hemorrhagic cerebral infarction, septic cerebral infarction, subcortical cerebral ischemia cerebral myiasis cerebral palsy cerebral palsy, risk factors cerebral tumor-like American trypanosomiasis cerebral vasculature cerebral vasculature, calcification cerebral venous infarction cerebral venous thrombosis cerebral venous thrombosis, deep cerebral venous thrombosis, etiology cerebral vessels, microscopic exam cerebritis 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movements Cheyne Stokes respirations chickenpox Chikungunya encephalomyeloradiculitis children chills chin numbness China chlamydia infection chlorambucil chloramphenicol chloride channel dysfunction chloroma chloroquine chlorpromazine choking cholecystitis cholestanol cholesteatoma chondrocalcinosis chordoma chorea chorea, causes of chorea, Sydenham's choreoathetosis chorioretinitis choroid plexus choroid plexus, abnormality of choroid plexus, enhancement choroid plexus, inflammation choroid plexus, prominence of choroid plexus, tumor of chromosomal abnormality chromosome 20 chromosome 4 chromosome 9 chronic fatigue syndrome chronic graft versus host disease chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids chronic progressive external ophthalmoplegia chrysotherapy, neurologic complications of Churg-Strauss syndrome cingulate gyrus ciprofloxacin cirrhosis cisterna magna cisterna magna puncture cisternogram, metrizamide cisternogram, radionuclide citrobacter cladosporium trichoides cladribine climate change clindamycin clinical mismatch Clinical Pathologic Conference(C.P.C.) clivus clonazepam clostridium perfringens clostridium septicum clubbing of fingers cluster headache cluster, geographic coagulopathy cocaine coccidioidomycosis coccygodynia cochlear implant Cogan's syndrome cognition cogwheel rigidty coin lesion on chest X-ray coinfection cold intolerance collagen vascular disease collapsin response mediator protein 5 IgG Collier's sign colloid cyst colloid cyst of third ventricle Colombia color vision, impaired coma coma, episodic common variable immunodeficiency comorbidities complement complement deficiency complement, serum compliance complications compounded drugs compression fracture compression neuropathy computers, handheld computers, medicine and computers, neurologic diagnosis and concentration, impaired concentric sclerosis concussion concussive convulsions conduction block confabulation confusion 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arachnoid, posterior fossa cyst, cortical parenchyma cyst, dermoid of CNS cyst, epidermoid of CNS cyst, intrasellar cyst, ovary cyst, parenchymal cyst, porencephalic cyst, subarachnoid cyst, suprasellar cyst, ventricular cystic fibrosis, neurologic complications with cysticercosis cysticercosis, cerebral cysticercosis, disseminated cysticercosis, intrasellar cysticercosis, intraventricular cysticercosis, miliary cysticercosis, spinal cysticercosis, subarachnoid cystoisospora belli cytoid bodies cytokine release syndrome cytokines cytomegalic inclusion disease cytomegalovirus infection cytomegalovirus infection, congenital cytosine arabinoside cytotoxic lesions of the corpus callosum daclizumab Dawson's fingers deafness deafness, bilateral deafness, bilateral progressive vs.unilateral acute deafness, sudden deafness, unilateral decerebrate posture decision aids deep gray nuclei DEET defibrillator, implanted degenerative diseases of CNS delay in diagnosis delirium delusion dementia dementia, childhood dementia, diagnostic evaluation of dementia, familial dementia, presenile dementia, prevention of dementia, rapidly progressive dementia, reversible dementia, screening for dementia, subcortical dementia, thalamic dementia, transmissible dementia, treatment of demyelinating disease Dengue fever dental abscess dental extraction dental implants dental infection dental procedure, neurologic complications with dental prostheses dentate nuclei dentate nuclei, lesion of denture cream depression depression, psychotic dermal sinus tract dermatitis dermatomyositis developmental abnormality of brain developmental disability developmental evaluation developmental milestones developmental milestones, loss of developmental retardation dexterity, impaired diabetes insipidus diabetes mellitus diabetes mellitus, congenital and infectious disease with diabetes mellitus, neurologic manifestations of diagnostic criteria dialysis diaphragmatic paralysis diarrhea dideoxyinosine diencephalon diet differential diagnosis difficulty going down stairs diffuse axonal injury diffuse infiltrative lymphocytosis syndrome DiGeorge syndrome digits, abnormal dilantin dilantin, toxicity diphtheria diphtheria-tetanus-pertussis immunization diplegia, atonic diplegia, brachial diplopia disability rating scale, neurological disability, neurological disc space infection discitis disorientation disseminated intravascular coagulation(DIC) disseminated vasculomyelinopathy distal muscle atrophy distal muscle weakness dizziness DNA probes dog bite doll's head maneuver Dominican Republic donut sign dopa responsive dystonia dopamine agonist dopamine receptor, D2 doppler, transcranial down-beat nystagmus down-beat nystagmus, primary position of gaze doxycycline DPPX DPPX, antibodies DPPX, antibodies, encephalitis driving drooling dropped head syndrome drowning drowsiness drug abuse drug abuse, adolescent drug abuse, neurologic complications of drug addiction drug induced neurologic disorders drug induced neurologic disorders in children drug interactions drug overdose drug resistant bacteria drug withdrawal dura, thickened dural sinus air dural sinus thrombosis dysarthria dysdiadochokinesia dysequilibrium syndrome dysgeusia dyskinesia dyskinesia, buccal lingual facial dyskinesia, drug induced dyskinesia, facial dysmetria dysmorphic dysostosis multiplex dysphagia dysphasia dysphonia dyspnea dyspraxia dysthyroid ocularmyopathy dystonia dystonia, children dystonia, delayed onset dystonia, drug induced dystonia, face dystonia, focal dysuria ear, abnormal ear, pain in ear, red ecchymoses echinococcus granulosus ECHO virus echocardiogram echocardiogram, contrast echocardiogram, transesophageal echocardiogram, transesophageal, false negative echocardiogram, transthoracic echocardiogram, transthoracic, false negative echolalia eclampsia ectopic pinealoma edema, facial edema, leg edema, pedal edema, periorbital efficacy eflornithine eikenella corrodens ejaculation 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encephalomyelitis, hemorrhagic encephalomyelitis, parainfectious encephalomyelitis, paraneoplastic encephalomyelitis, postinfectious encephalomyeloneuritis encephalopathy encephalopathy, acute encephalopathy, acute necrotizing encephalopathy, acute necrotizing of childhood encephalopathy, anoxic encephalopathy, Hashimoto's encephalopathy, metabolic encephalopathy, neonatal encephalopathy, parainfectious encephalopathy, post anoxic encephalopathy, progressive encephalopathy, salmonella endemic area endocarditis endocarditis, acute bacterial endocarditis, fungal endocarditis, infectious endocarditis, Libman-Sacks endocarditis, Loffler's endocarditis, marantic endocarditis, native-valve endocarditis, neurologic manifestations with endocarditis, prophylaxis endocarditis, subacute bacterial endocarditis, subacute bacterial, mitral valve in endocarditis, treatment of endodermal sinus tumor endophthlamitis endoscopic surgery endoscopy endotoxin endovascular therapy endovascular therapy, late time window enolase enteritis enterovirus enterovirus infection of CNS enuresis enzyme, defect enzyme, muscle disease enzyme, serum eosinophilia eosinophilia-myalgia syndrome eosinophilic fasciitis eosinophilic granulomatosis with polyangiitis ependymitis ependymoma epidemic epidemiology of neurology epidermoid epidural steroid epilepsia partialis continua epileptic encephalopathy epileptogenesis episcleritis episodic disorders episodic neurologic deficits episodic unconsciousness epistaxis epistaxis, recurrent Epstein-Barr virus Epstein-Barr virus, negative erection ergotamine erythema migrans erythema nodosum erythrocyte erythromycin escherichia coli esophageal dilation esophageal lesion associated with C.N.S.disease etanercept ethambutol ethics in neurology ethionamide evidence-based research evoked potentials executive dysfunction exercise exome sequencing exophthalmus exophthalmus, unilateral experimental allergic encephalitis Exserohilum rostratum extralimbic encephalitis extraocular muscle enlargement extrapyramidal extreme delta brush eye closure eye movement, disorders of eye movement, painful eye, pain in Fabry's disease face, numbness of facial appearance, abnormal facial movement disorder facial nerve facial nerve palsy facial nerve palsy, bilateral facial nerve palsy, causes of 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 swelling facial tenderness facial weakness facial weakness, bilateral faciobrachial dystonic seizure factor I, deficiency Fahr disease failed back syndrome failure to thrive falling false negative false positive false positive VDRL famciclovir familial familial mediterranean fever Farber's disease farmer fasciculation fat fat redistribution fatal familial insomnia fatal sporadic insomnia fatigue feeding disorder fetal death fetus fever fever of unknown origin fibrillations fibrin split products fibrinolytic agents, contraindications fibromyalgia fibrous dysplasia filariasis fine motor function, impaired finger nose finger test fingernails, abnormal fingolimod Fisher C.M. Fisher's syndrome fistula, arterio-venous fistula, arterio-venous, Brescia-Cimino fistula, arterio-venous, carotid-cavernous fistula, arterio-venous, dural fistula, arterio-venous, pulmonary fistula, atrioesophageal fistula, enterospinal fistula, perilymphatic flaccid paralysis FLAMES flavivirus floaters fluconazole flucytosine flu-like illness fluorescein angiography fluorescent treponema antibody absorption(FTA-ABS) fluorescent treponema antibody absorption/false positive fluorocytosine, 5 fluoroquinolones flushing foam cells food-borne infection foot drop foot, swollen football neurologic injuries foreign body reaction fornix fornix, lesion of foscarnet fourth ventricle, compression fourth ventricle, cyst fourth ventricle, enlargement of fourth ventricle, floor fracture, pathologic French Polynesia Froin's syndrome frontal behavioral spatial syndrome frontal lobe, anatomy and physiology frontal lobe, behavior with disease of frontal lobe, lesion of frontal lobe, pathologic signs of frontal lobe, space occupying lesion of frozen section fucosidosis Fukuda step test fundus, abnormality of funduscopic exam fungal infection fungal infection, CNS fungal infection, CNS, treatment of fusiarum solani meningitis F-wave response gadolinium gag reflex, depressed gait disorder gait, apraxic gait, festinating gait, spastic gallium scan gamma amino butyric acid gamma amino butyric acid receptor antibody gammaglobulin therapy, intravenous ganciclovir ganglionitis gangliosidosis GM2 gardener gastroenteritis gastrointestinal bleeding gastrointestinal disease, neurologic complications gastrointestinal perforation Gaucher's disease gaze palsy gaze palsy, horizontal 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 screening genetic testing genital ulcerations gentamicin genu of corpus callosum geographic location geophagia Gerstmann-Straussler-Scheinker disease GFAP-IgG Ghana giant cell arteritis giardiasis Gilles de la Tourette syndrome gingival hyperplasia gingivitis girdle pain girdle sensation glabellar sign Glasgow coma score glaucoma glaucoma, acute glioblastoma multiforme(astrocytoma Gr.III) glioma glioma, low-grade gliomatosis cerebri globus pallidus globus pallidus, hemorrhage globus pallidus, lesion of globus pallidus, lesion of, bilateral glossitis glucocerebrosidase glucose tolerance test, abnormal GLUT1 deficiency syndrome glutamic acid glutamic acid decarboxylase glutamic acid decarboxylase, antibody glycine receptor antibodies glycoprotein glycosuria GM antigen test gnathostomiasis golfing golfing injuries Good syndrome Gradenigo's syndrome gram negative rod gram positive cocci gram positive rod granule cell granuloma, eosinophilic granuloma, pulmonary granulomatosis with polyangiitis granulomatosis, allergic granulomatous disease granulomatous hypophysitis grasp reflex grasping Graves ophthalmopathy gray hair gray matter grimacing growth hormone growth retardation guanethidine Guatemala Guillain Barre syndrome Guillain Barre syndrome, axonal form Guillain Barre syndrome, differential diagnosis of Guillain Barre syndrome, etiology of Guillain Barre syndrome, steroid treatment in Guillain Barre syndrome, variant forms of guinea pig inoculation guinea pigs gum disease gumma gunshot wounds gyrus rectus gyrus, abnormal H1N1 influenza H3N2 influenza hairy cell leukemia Haiti Hallervorden Spatz disease hallucination hallucination, auditory hallucination, olfactory hallucination, visual haloperidol hamartoma hamster hand pain hand weakness handedness hand-foot-mouth disease Hand-Schuller-Christian disease handwriting Hartnup's disease head circumference head injury head injury, hypothalamic and pituitary damage head injury, management of head injury, pediatric head injury, prevention head injury, severe head turning headache headache, awakened by headache, awakening with headache, bifrontal headache, bitemporal headache, continuous headache, drug induced headache, elderly headache, focal headache, frontal headache, intractable headache, location headache, occipital headache, persistent headache, positional headache, postpartum headache, progressive headache, recurrent headache, retro-orbital headache, severe headache, sudden onset of headache, temporal headache, throbbing headache, unilateral headache, vascular headache, withdrawal headache, worst of life hearing loss hearing loss, bilateral hearing loss, sudden, bilateral hearing loss, sudden, unilateral hearing loss, unilateral hearing problems in children heart block heart block, complete heart murmur heart valve surgery heart valve, prosthetic heat intolerance heatstroke heavy metal intoxication helmets helminthic infection of CNS hematochezia hematocrit, neurologic complications with elevation of hematoma, epidural-cranial hematoma, epidural-spinal hematopoietic tissue, extramedullary hematuria, gross hematuria, microscopic hemianopia hemianopia, homonymous hemianopia, isolated homonymous hemiatrophy, cerebral hemiballismus hemichorea hemifacial atrophy hemimyoclonic jerks hemiparesis hemiparesis, transient hemiplegia hemiplegia, progressive hemisensory loss hemispherectomy hemoglobin abnormality, neurologic complications of hemoglobinuria hemolytic-uremic syndrome hemophagocytosis hemophilus influenza hemophilus influenza vaccine hemoptysis hemorrhage, putamenal hemorrhage, splinter hemorrhage, thalamic hemorrhagic diathesis hemosiderosis of CNS, superficial heparin heparin, subcutaneous hepatic encephalopathy hepatic encephalopathy, acute hepatic failure hepatic failure, acute hepatitis hepatitis A virus hepatitis B vaccine hepatitis B virus hepatitis C virus hepatitis E virus hepatolenticular degeneration(Wilson's disease) hepatomegaly hepatosplenomegaly heralding manifestation herbs hereditary hemorrhagic telangiectasia(HHT) herniated disc herniated disc, cervical herniated disc, differential diagnosis of herniated disc, lumbar herniated disc, steroid treatment of herniated disc, thoracic herniation syndromes, intracranial herpes encephalitis herpes labialis herpes simples vasculitis herpes simplex encephalitis herpes simplex encephalitis, atypical herpes simplex encephalitis, chronic herpes simplex encephalitis, diagnosis of herpes simplex encephalitis, differential diagnosis of herpes simplex encephalitis, extra temporal herpes simplex encephalitis, infancy and childhood herpes simplex encephalitis, prognosis 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, latency 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 zoster, oticus herpes zoster, vaccine herpes, genital heterochromia iridis heterophile antibody test hiccoughs hiccoughs, intractable high altitude sickness high arched feet highly active antiretroviral therapy hip flexor weakness hip pain hippocampal atrophy hippocampus hippocampus, hyperintense hippus Hispanics histiocytosis histoplasmosis HIV CSF viral escape syndrome HIV-associated neurocognitive disorder HLA hoarseness hockey stick sign Hodgkin's disease Hodgkin's disease, neurologic involvement with Hoesch test homosexual Honduras hormone replacement hormone therapy Horner's syndrome Horner's syndrome, childhood Horner's syndrome, etiologies of horse bite horse-riding injuries hospital length of stay hospitalization hot bath test hot, red, angry babies H-reflex testing H-sign, spinal cord human genome 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, infants and children human immunodeficiency virus type 1, pathogenesis human immunodeficiency virus type 1, prophylaxis human immunodeficiency virus type 1, testing human immunodeficiency virus type 2 human papilloma virus human parechovirus human T-lymphotropic virus type I(HTLV-I) human T-lymphotropic virus type II(HTLV-II) Huntington's chorea Hutchinson sign hydatid cyst hydranencephally hydrocephalus hydrocephalus, acute hydrocephalus, communicating hydrocephalus, complications with hydrocephalus, congenital hydrocephalus, episodic hydrocephalus, exvacuo hydrocephalus, fetal hydrocephalus, non-communicating(obstructive) hydrocephalus, normal pressure hydrocephalus, normal pressure, etiology hydrocephalus, 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numbness leg swelling leg weakness, bilateral leg weakness, unilateral Legionella pneumophilia Legionnaires'disease Leigh's disease leishmaniasis lenticular nucleus, lesion of lenticular nucleus, lesion of, bilateral lenticulostriate arteries leprosy leptospirosis lesbian 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 leukodystrophy leukoencephalitis leukoencephalitis, acute necrotizing hemorrhagic leukoencephalopathy leukoencephalopathy, differential diagnosis leukopenia leukostasis level of consciousness level of consciousness, decreased levonorgestrel Lewy body Lhermitte's sign libido, increased life expectancy limb hypertrophy limbic encephalitis limbic system linear lesion lipid storage disorder of CNS lipodystrophy lipoma of CNS lipomatosis lipomatosis, epidural lissencephaly listeria monocytogenes listeriosis, CNS lithium 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America nose blowing nosocomial infection numb chin syndrome number needed to treat numbness, ascending nutritional deficiency nystagmus nystagmus, direction changing nystagmus, direction fixed nystagmus, dissociated nystagmus, pendular nystagmus, primary position of gaze nystagmus, retractorius nystagmus, rotary nystagmus, spontaneous nystagmus, upbeating-in primary position of gaze nystagmus, vertical occipital cortex occipital lobe occipital lobe, infarction occipital lobe, infarction, bilateral occipital lobe, lesion of occupational neurologic disorders occupational neuropathies ocrelizumab ocular bobbing ocular dipping ocular flutter ocular motility, disorders of ocular myopathy oculogyric crisis oculomasticatory myorhythmia oculovestibular reflex odynophagia old age, neurology of olfactory biopsy olfactory bulb olfactory cortex olfactory mucosa olfactory pathway olfactory tract Ommaya reservoir onchocerciasis operculum syndrome operculum syndrome, bilateral ophelia syndrome 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biopsy rectal sphincter tone, decreased rectal ulcer recurrent recurrent laryngeal nerve paralysis red eye Red flags red nucleus, involvement of Reed-Sternberg cells references, neurologic reflex hammer reflex sympathetic dystrophy reflex, brainstem reflex, brainstem, absent Refsum's disease regional enteritis rehabilitation for neurologic disorders relapsing polychondritis release phenomena REM sleep behavior disorder remdesivir remote effect of cancer on the nervous system renal biopsy renal cell carcinoma renal cyst renal failure renal failure, acute renal stones renal transplantation repetitive nerve stimulation reptiles respirations in CNS disease respirator respiratory arrest respiratory depression respiratory distress syndrome, neurologic status with respiratory dyskinesias respiratory failure respiratory tract infection restless leg syndrome reticulum cell sarcoma retinal artery occlusion retinal detachment retinal hemorrhages retinal infarction retinal ischemia retinal lesion retinal vasculitis retinopathy retrobulbar neuritis retrograde axonal flow retro-orbital pain retroperitoneal mass retrovirus reversal of sleep wake cycle reversible cerebral vasoconstrictive syndromes reversible neurologic disorder reversible splenial lesion syndrome review article Reye's syndrome Reye's syndrome, adult RFLPs rhabdomyolysis rhabdomyosarcoma rhabdomyosarcoma of orbit rheumatic heart disease rheumatoid arthritis rheumatoid arthritis factor(R.A.factor) rheumatoid arthritis, neurologic complications of rheumatoid pachymeningitis rhinitis rhinocerebral phycomycoses rhinorrhea rhinorrhea, CSF rhizopus rhomboencephalopathy rickets rickettsial organism rifampin rigidity risk factors risk stratification risk-benefit assessment ritonavir rituximab Rocky Mountain spotted fever rodents rofecoxib Romberg's sign root lesion, nerve root lesion, nerve, posterior rooting reflex roseola infantum, C.N.S.involvement with rotavirus Roth spots Rothia dentocariosa roundworm roving eye 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viridans striatal encephalitis striatocapsular infarction striatum, lesion of striatum, lesion of, bilateral string of pearls sign in spinal cord stroke center strokelike episodes strongyloides stercoralis strongyloides stercoralis hyperinfection syndrome stuporous Sturge-Weber syndrome subacute myelo-opticoneuropathy(S.M.O.N.)complex subacute sclerosing panencephalitis(S.S.P.E.)Dawson's disease subacute sclerosing panencephalitis, acute subacute sclerosing panencephalitis, adult onset subarachnoid block, spinal subarachnoid hemorrhage subarachnoid hemorrhage, recurrent subconjunctival hemorrhage subcortical U fibers subcutaneous cerebral spinal fluid reservoirs subcutaneous edema subcutaneous nodules subdural effusion subdural hematoma subdural hematoma, chronic subdural hematoma, metastatic carcinoma deposits causing subdural hematoma, nonsurgical treatment of subdural hematoma, posterior fossa subependymal nodules subinsular cortex substantia nigra subtemporal decompression 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lesion of thalamus, lesion of-bilateral thalassemia thalidomide thiamine deficiency Thies's sign third nerve palsy third nerve palsy, bilateral third nerve palsy, childhood third nerve palsy, congenital third nerve palsy, cyclic third nerve palsy, partial third nerve palsy, pupil sparing in third nerve palsy, recurrent third ventricle, wall thoracic spinal cord Three territory sign thrombocytopenia thrombocytosis thrombophlebitis thrombophlebitis, prophylaxis thrombotic microangiopathy thrombotic thrombocytopenia purpura thrombus, mural thrush thymoma thymus and neuromuscular function thyroid function tests thyroiditis tic tick bite tick-borne encephalitis timolol tinnitus titubation toe walking tolmetin Tolosa Hunt syndrome tongue piercing tongue, atrophy tongue, fasciculations of tongue, infection tongue, numbness of tongue, protrusion of tongue, red papules tongue, ulcer tongue, weakness tonic cerebellar fits tonic spasms tonsil biopsy tonsillar enlargement tonsillar herniation of cerebellum tonsillectomy tonsillitis toothache top of the basilar syndrome TORCH infections torticollis Toscana virus 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 transcutaneous electrical nerve stimulation transgender transient ischemic attack transient ischemic attack, differential diagnosis of transient ischemic attack, recurrent transient neurologic deficit transilumination of skull transplacental virus infections transposition of the great vessels trauma travel history travel, foreign treatment delay treatment failure treatment of neurologic disorder treatment, empirical tremor tremor, intention tremor, postural tremor, resting tremor, rubral tremulousness triatomine bug trichinosis tricuspid valve, lesion of tricyclic antidepressant trident sign trigeminal ganglia trigeminal nerve trigeminal nerve, lesion of trigeminal neuralgia trigeminal neuritis trigeminal neuropathy trigeminal neuropathy, sensory triglycerides trimethoprim-sulfamethoxazole trinucleotide repeats tripelennamine tripping trismus trochlear nerve trochlear nerve palsy tropical disease Trousseau's sign Trousseau's syndrome trypanosoma brucei gambiense trypanosoma cruzi tsetse fly tuberculin skin test, positive tuberculoma tuberculoma of CNS tuberculosis tuberculosis, disseminated tuberculosis, miliary tuberculosis, miliary of brain tuberculosis, spinal tuberculostearic acid tuberculous meningoencephalitis tuberculous pachymeningitis tuberous sclerosis tularemia tumefactive lesion tumor necrosis factor tumor necrosis factor inhibitor tunnel sign twins twitching, face typhoid fever typhus, murine typhus, scrub ulnar nerve ulnar neuropathy ultrasonography ultrasonography, carotid artery ultrasonography, head ultrasonography, head, fetus-neonate ultrasonography, orbit uncal herniation unconsciousness unconsciousness, episodic unconsciousness, transient uncus undiagnosed United States upgaze upgaze, paralysis of upper gastro-intestinal bleed assoc.with intracranial pathology upward deviation of eyes ureaplasma urealyticum uremia uremic encephalopathy uremic twitching urinalysis, abnormal urinary frequency urinary incontinence urinary retention urinary tract infection urinary urgency urine test in toxic screen urticaria uveitis uveomeningitis vaccination, neurologic complications with vaccine vaccinia valacyclovir valvulopathy varicella zoster virus varicella zoster virus, encephalitis varicella zoster virus, vasculopathy variola variola vaccination vascular endothelial growth factor vasculitides vasculitis, intramedullary-spinal cord vasculitis, large vessel vasculopathy vasospasm vasospasm, cerebral vectors of infection Venereal Disease Research Laboratory test venlafaxine ventricular assist device ventricular enlargement ventricular tachycardia ventricular tap ventriculitis ventriculitis, pyogenic ventriculostomy verapamil vertebral erosion vertebral-basilar insufficiency vertigo vertigo, treatment of vestibular neuritis vestibulopathy vibratory sensation, abnormal Vietnamese vincristine neurotoxicity violent behavior viral infection viral infection, CNS viral infection, CNS, treatment of viral infection, reactivation viral infection, transmission viral isolation viral load viral myopathy Virchow-Robin spaces, dilated viremia viruria virus, slow visceral larva migrans vision, blurred vision, blurred, monocular visual acuity visual acuity, decreased visual acuity, decreased, monocular visual evoked response visual field defect visual impairment visual loss visual loss, progressive visual loss, slow visual loss, slow-unilateral visual loss, sudden visual loss, sudden-unilateral visual loss, transient visual obscurations, transient visuospatial disturbance vitiligo vitritis vocal cord paralysis vocalizations Vogt-Koyanagi-Harada syndrome voice, abnormality of voluntary nystagmus vomiting, intractable voriconazole walking, delayed walking, difficulty with Wallerian degeneration war water channel antibodies weakness weakness, acute weakness, chronic weakness, focal weakness, generalized weakness, progressive weakness, proximal weakness, rapidly progressive weakness, severe weapons of mass destruction weather web sites Weber's syndrome weight loss Wernicke's aphasia Wernicke's encephalopathy West Nile fever Western immunoblot test wheelchair wheezing Whipple's disease white hair white matter disease white matter disease, periventricular white matter disease, subcortical white matter, dirty-appearing wide based gait Wiskott-Aldrich syndrome word-finding difficulty work loss workup wound infection wrist drop writing xanthoma, tendon xerophthalmia xerostomia x-ray, spine yawning movements Zika virus infection zinc zoonoses zoster sine herpete

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