Differential (Click to cross reference) ABCD2 score abdominal distention abdominal protrusion abdominal x-ray abducens nerve paralysis abducens nerve paralysis, bilateral abortion, spontaneous abstract reasoning abulia acanthocytosis accelerometry accommodation accomodation, abnormal aceruloplasminemia acetazolamide acetylcholine in CNS achilles tendon, enlarged acid maltase deficiency acid maltase deficiency, adult aciduria acoustic nerve acquired immunodeficiency syndrome acquired immunodeficiency syndrome dementia complex acquired immunodeficiency syndrome dementia complex, pathogenesis acquired immunodeficiency syndrome myelopathy acquired immunodeficiency syndrome, congenital acquired immunodeficiency syndrome, infants and children acquired immunodeficiency syndrome, medical precautions with acquired immunodeficiency syndrome, older adults acquired immunodeficiency syndrome-related complex acrocyanosis acromicria ACTH activities of daily living activities of daily living scale 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generalized atherosclerosis, premature athetosis atomic bomb atonic bladder ATP1A3 gene atrial enlargement atrial fibrillation atrial myxoma attention attention deficit disorder with hyperactivity attention deficit disorder with hyperactivity, adult attention span atypical atypical lymphocytes audiogram audiologic test to localize site of pathology audiology audit auditory and vestibular pathways auditory evoked brainstem potentials autism autism, screening for autistic behavior autoantibodies autoimmune basal ganglia encephalitis autoimmune disease autoimmune encephalopathy autoimmune epilepsy autoimmune GFAP astrocytopathy autoimmune meningitis automobile accidents autonomic dysfunction autonomic dysfunction, evaluation of autonomic nervous system autonomic neuropathy autonomic neuropathy, idiopathic autoregulation, cerebral autosomal dominant leukodystrophy axonal degeneration axonal injury axonal spheroid azathioprine azidodeoxythymidine B 12 deficiency B cell lymphoma B12 Babinski 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bilirubin encephalopathy binge eating Binswanger disease biofeedback biologic markers biological warfare bionic reconstruction biopterin deficiency biotin biotin deficiency biotin deficiency, juvenile form biotinidase deficiency bismuth black box warning black toenail sign blacks bladder dysfunction blast injury blepharospasm blind spot, enlarged blindness blindness, sudden blinking blinking, reduced blood brain barrier blood dyscrasias, neurologic findings with blood pressure blood pressure, control blood pressure, mean arterial blood transfusion body odor bone age bone biopsy bone density bone density, increased bone marrow biopsy bone marrow infarction bone marrow necrosis bone marrow transplantation bone pain bone scanning bone survey boomerang sign Borrelia miyamotoi infection botulinum toxin bovine spongiform encephalopathy boxing brachial plexus injury brachium pontis brachycephaly bradycardia bradykinesia bradyphrenia brain atrophy brain biopsy brain biopsy, complications of 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effect on CAT scan, myelogram with CAT scan, normal ventricular size with aging CAT scan, ring sign CAT scan, serial CAT scan, spinal cord CAT scan, venography catalepsy cataplexy cataracts cataracts, congenital catatonia catecholamine cat-scratch disease cauda equina cauda equina, enhancement cauda equina, lesion of caudate nucleus caudate nucleus, atrophy caudate nucleus, infarction caudate nucleus, lesion of caudate nucleus, lesion of, bilateral cause of death cavum septi pellucidi cavum Vergae CD4 counts CD8 encephalitis celiac disease, adult celiac disease, childhood central hypoventilation central hypoventilation, congenital central nervous system, infection of central nervous system, infection, cancer patient central pontine myelinolysis central retinal artery occlusion centrum semiovale cerebellar ataxia, children cerebellar ataxia, hereditary cerebellar ataxia, primary cerebellar atrophy, primary cerebellar atrophy, secondary cerebellar cognitive affective syndrome cerebellar 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mellitus, chemical diabetes mellitus, neurologic manifestations of diagnostic criteria dialysis dialysis dementia dialysis disequilibrium syndrome diarrhea diencephalon diet dietary supplement differential diagnosis difficulty climbing stairs difficulty going down stairs digital health, wearable technology digital subtraction myelogram digits, abnormal dilantin dinitrophenylhydrazine(D.N.P.H.)reaction diplegia, atonic diplegia, spastic cerebral diplopia disability rating scale, neurological disability, neurological disconnection syndrome disease modifying agents disinhibition-dementia-parkinsonism-amyotrophic complex dislocated hip, congenital disorientation disseminated intravascular coagulation(DIC) distal muscle weakness dizziness dizziness, chronic DNA probes donepezil door to needle time dopamine dopamine agonist doppler downward gaze downward gaze, paralysis of doxycycline DPPX DPPX, antibodies DPPX, antibodies, encephalitis Dravet syndrome draw a clock drawing driving driving restrictions driving test drooling drop attacks dropped head syndrome drowning drug abuse drug abuse, inhalation drug abuse, neurologic complications of drug induced neurologic disorders drug induced neurologic disorders in children drug interactions drug overdose drug withdrawal dural arteriovenous malformation dural sinus thrombosis dural tear dwarfism dying dysarthria dyscalculia dyscontrol syndrome dysdiadochokinesia dysequilibrium syndrome dysexecutive syndrome dyskinesia dyskinesia, buccal lingual facial dyskinesia, drug induced dyskinesia, facial dyslexia dysmetria dysmorphic dysnomia dysostosis multiplex dysphagia dysphasia dysphonia dysplasia of C.N.S. dyspnea dyspraxia dyssynergia cerebellaris myoclonica dystonia dystonia musculorum deformens dystonia, cervical dystonia, children dystonia, drug induced dystonia, face dystonia, focal dystonia, psychogenic dystonia, truncal dystonic lipidosis dystonic reaction, acute dystroglycanopathies dystrophin ear, abnormal ear, pain in 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erectile dysfunction erethism ergotamine erythema nodosum erythrocyte esophageal varices ethics in neurology ethylene oxide ethylmalonic aciduria ethylmalonic encephalopathy euphoria Europe euthanasia evidence-based research evoked potentials executive dysfunction exercise exercise intolerance exome sequencing exostosis extension-flexion injury of cervical spine extracorporeal membrane oxygenation extralimbic encephalitis extrapyramidal extrapyramidal movement disorder, progressive eye color eye movement, disorders of eye, pain in eyebrows, abnormal eyes, sunken Fabry's disease face, elongated face, inexpressive face, numbness of facial anomalies facial appearance, abnormal facial asymmetry facial expression abnormality facial hypoplasia facial movement disorder facial nerve palsy facial nerve palsy, bilateral facial nevus facial pain facial weakness facial weakness, bilateral facial weakness, central facial weakness, central, emotional faciobrachial dystonic seizure Fahr disease 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Fisher C.M. 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insurance hearing hearing aids hearing loss hearing loss, bilateral hearing loss, sudden, bilateral hearing problems in children heart block heart murmur heat intolerance heatstroke heavy metal intoxication heel-knee-shin test helminthic infection of CNS hemangioma hemangioma, facial hemangioma, leptomeningeal hemangioma, skin hematoma, epidural-cranial hematuria, microscopic hemiakathisia hemianopia hemianopia, homonymous hemiatrophy hemiatrophy, cerebral hemiballismus hemichorea hemifacial spasm hemihypertrophy, congenital hemihypertrophy, facial hemimegalencephaly hemimyoclonic jerks hemiparesis hemiparesis, recurrent hemiparesis, transient hemiplegia hemochromatosis hemochromatosis, primary hemodilution hemoglobin abnormality, neurologic complications of hemophagocytic lymphohistiocytosis, cerebromeningeal hemophagocytosis hemophilia hemophilus influenza hemorrhage, intracranial, newborn hemorrhage, periventricular hemorrhage, putamenal hemorrhage, thalamic hemorrhagic diathesis 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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, genital heterochromia iridis heterotopia hexobendine hexosaminidase-A hexosaminidase-A and B hiccoughs high altitude sickness high arched feet high arched palate highly active antiretroviral therapy hip flexor weakness hip fracture hippocampal atrophy hippocampal infarction hippocampal infarction, bilateral hippocampus hippocampus, hyperintense Hirschprung's disease hirsutism Hispanics histamine-2 receptor blockers histochemistry histochemistry of muscle histopathology HIV CSF viral escape syndrome HLA HMGcoA reductase inhibitors hoarding hoarseness hockey stick sign Hodgkin's disease Hodgkin's disease, neurologic involvement with Hoehn-Yahr scale holoprosencephaly homocysteine, serum homocystinuria homosexual homovanillic acid hormone replacement hormone therapy hospice hospital length of stay hospitalization human genome human herpesvirus 6 human immunodeficiency virus type 1 human immunodeficiency virus type 1, acute infection human immunodeficiency virus type 1, asymptomatic human immunodeficiency virus type 1, infants and children human immunodeficiency virus type 1, pathogenesis human T-lymphotropic virus type I(HTLV-I) hunger Hunter's syndrome Huntington's chorea Huntington's chorea, akinetic-rigid form Huntington's chorea, genetic counselling Huntington's chorea, late onset Huntington's chorea, misdiagnosis of Huntington's disease, children Hurler's syndrome hydergine hydranencephally hydrocephalus hydrocephalus, acute hydrocephalus, classification of hydrocephalus, communicating hydrocephalus, congenital hydrocephalus, exvacuo hydrocephalus, fetal hydrocephalus, intrauterine hydrocephalus, non-communicating(obstructive) hydrocephalus, normal pressure hydrocephalus, normal pressure, etiology hydrocephalus, transient hydrocephalus, treatment of hydroxyglutaric aciduria hyperactivity hyperadrenalism hyperbaric oxygen hyperbilirubinemia hyperbilirubinemia, CNS abnormality after hypercapnia hypercholesterolemia hyperekplexia hyperemisis gravidarum hypereosinophilic syndrome(HES) hyperglycemia hyperglycinemia hyperglycinemia, nonketotic hyperhidrosis hyperhomocysteinemia hyperkalemia hyperlipidemia hyperlipoproteinemia hypernatremia hyperosmia hyperostosis hyperostosis corticalis generalisata familiaris hyperparathyroidism hyperphagia hyperpigmentation of skin hyperpyrexia, CNS disorder causing hyperreflexia hypersegmented polys hypersomnia hypertelorism hypertension hypertension, cerebrovascular disease with hypertensive encephalopathy hypertensive encephalopathy, venous hyperthermia hyperthyroidism hypertonia hypertrichosis hypertriglyceridemia hypertrophic cardiomyopathy hypertrophic intracranial pachymeningitis hyperventilation hyperviscosity hyperviscosity, neonatal hypoalbuminemia hypocalcemia hypocalcemia, causes of hypochondriasis hypodontia hypofibrinogenemia hypogeusia hypoglycemia hypoglycemia, newborn and infant hypoglycorrhachia hypoglycorrhachia, causes of hypogonadism hypokalemia hypomagnesemia hypomelanosis of Ito hypometric saccades hypomyelination hyponatremia hyponatremia with cerebral disorders hypoparathyroidism hypoparathyroidism, idiopathic hypophonia hypopigmentation of skin hypoplastic left heart syndrome hypopnea hyporeflexia hyposmia hypotension, neurologic causes of hypotension, systemic hypothalamus, damage to hypothalamus, disturbance of hypothalamus, lesion of hypothermia hypothermia, causes of hypothyroidism hypothyroidism, congenital hypothyroxinemia hypotonia hypotonia, infants hypoxia hypoxia, newborn hypoxic encephalopathy hypoxic-ischemic leukoencephalopathy hypsarrhythmia iatrogenic neurologic disorders ibuprofen ICD-9-CM codes ideomotor apraxia IgG4-related disease ileus, paralytic illusions imbalance imbalance, postural immediate recall immune reconstitution inflammatory syndrome 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 impotence impulsivity in vitro fertilisation inappropriate antidiuretic(A.D.H.)hormone inappropriate antidiuretic(A.D.H.)hormone, CNS involvement with inappropriate behavior inattention inborn errors of metabolism inborn errors of metabolism, screening incarceration incidence incidental finding inclusion bodies inclusion bodies, eosinophilic cytoplasmic inclusion bodies, eosinophilic intranuclear inclusion bodies, intracytopasmic inclusion bodies, intranuclear inclusion bodies, location of inclusion bodies, ubiquitin incontinence, fecal incontinentia pigmenti incoordination India indomethacin industrial neurologic disorders infant, evaluation of infantile bilateral striatal necrosis infantile hemiplegia infantile spasm infantile tremor syndrome infection infection, recurrent infectious mononucleosis infectious mononucleosis, neurologic findings with infertility inflammation inflexibility, mental influenza A virus influenza immunization informed consent infraspinatus muscle initiative, lack of INR values insect sting insecticides insight, loss insomnia insular cortex insular cortex, lesion insular cortex, lesion, bilateral insulin resistance insulinoma intellectual deficit intellectual deficit, treatable causes of intellectual deterioration intelligence quotient intelligence testing in children interferon interferon alpha interferon antibodies interferon beta 1-a interferon beta 1-b interferon inducer intermittent positive pressure breathing internal capsule internal carotid artery internet internuclear ophthalmoplegia internuclear ophthalmoplegia, bilateral interobserver agreement intestinal biopsy intestinal pseudoobstruction intracerebral hemorrhage intracerebral hemorrhage, clot evacuation intracerebral hemorrhage, familial intracerebral hemorrhage, lobar intracerebral hemorrhage, location of intracerebral hemorrhage, multiple intracerebral hemorrhage, recurrent intracerebral hemorrhage, silent intracerebral hemorrhage, treatment of intracerebral hemorrhage, young adult intracranial hemorrhage intracranial hypertension, benign intracranial hypotension intracranial infection intracranial pressure monitoring intracranial pressure, increased intranasal medication intrathecal chemotherapy intrauterine intrauterine infection intrauterine infection, viral intrauterine infection, viral of CNS intraventricular chemotherapy intraventricular hemorrhage intrinsic hand muscles, wasting of introverted iodine deficiency iododeoxyuridine iris, abnormal iritis iron, brain iron, serum, elevated iron, serum, low irritability ischemic core ischemic score islet cell tumor isoniazid isoxsuprine Jakob-Creutzfeldt disease Jakob-Creutzfeldt disease, cerebellar variant Jakob-Creutzfeldt disease, Heidenhain variant Jakob-Creutzfeldt disease, medical precaution with Jakob-Creutzfeldt disease, unilateral Jakob-Creutzfeldt disease, variant Jakob-Creutzfeldt disease, young adult jaundice jaw claudication jaw contractures jaw jerk, abnormal jaw pain JC virus Jewish jittery baby joint hypermobility Joubert syndrome judgement, impaired juvenile paresis Kaposi's sarcoma Karnofsky performance scale karyotyping Kayser-Fleischer ring Kearns-Sayre syndrome keratoconjunctivitis keratoconus kernicterus ketogenic diet kinesia paradoxica King-Devick test Kleine-Levin syndrome klippel feil syndrome Kluver-Bucy syndrome Korsakoff's psychosis Krabbe's disease kuru kuru plaques kyphoscoliosis, neurologic causes of kyphosis lactate lactic acidemia lactic dehydrogenase(LDH) lacunar infarction lacunar state Lafora body Lafora's disease laminar necrosis, cortical language language delay language disorder in adults language disorders in children laryngismus stridulus lateropulsion laughing laughing, pathologic Laurence-Moon-Bardet-Biedl syndrome L-dopa L-dopa, drug interactions with and side effects of lead and the nervous system lead poisoning learning disability learning disability, in children Leber's congenital amaurosis Leber's hereditary optic neuropathy lecanemab lecithin left handedness left-right orientation leg dragging leg numbness leg weakness, bilateral leg weakness, unilateral Legius syndrome Leigh's disease Leigh's disease, adult variety leisure activity Lennox-Gastaut syndrome lens, dislocation of lens, ectopic lenticular nucleus, lesion of lenticular nucleus, lesion of, bilateral leptin leptospirosis Lesch-Nyhan syndrome lethargy leucine rich glioma inactivated 1 antibodies leukemia leukemia, neurologic findings assoc.with leukemia, prophylactic treatment of CNS leuko-araiosis leukocyte alkaline phosphotase leukocyte enzyme abnormality leukocytosis leukodystrophy leukodystrophy, 4H leukodystrophy, pigmented orthochromatic leukoencephalopathy leukoencephalopathy, adult onset, sporadic leukoencephalopathy, differential diagnosis leukoencephalopathy, hereditary diffuse leukoencephalopathy, toxic leukopenia leukotrienes levamisole level of consciousness, decreased levetiracetam levitation Lewy body Lewy body disease, diffuse Lhermitte-Duclos disease Lhermitte's sign libido, decreased libido, increased lid lid abnormalities life expectancy life support, withdrawal of life support, withholding of life sustaining treatment lifestyle lifestyle limbic encephalitis limbic system limbic-predominant age-related TDP-43 encephalopathy lip biopsy lip, abnormal lipid lowering agent lipid storage disorder of CNS lipids lipoma of CNS lipomatosis lipomembranous polycystic osteodysplasia lipoproteins Lisch nodules lissencephaly listeria monocytogenes listeriosis, CNS lithium livedo reticularis liver biopsy liver disease liver function enzymes liver transplantation lobar atrophy locked-in syndrome locus ceruleus, lesion of logopenia long bone lesion lorazepam loss of sympathy low back pain low birth weight Lowe's syndrome L-tryptophan lumbar drain lumbar puncture lumbar puncture, complications of lumbar puncture, indications for lumbar spine manipulation lung biopsy lupus anticoagulant Lyme disease lymphadenopathy lymphadenopathy, hilar lymphangiomyomatosis lymphocyte fingerprint profiles lymphocytic choriomeningitis lymphoma lymphoma involving CNS lymphoma, primary of CNS lymphomatosis cerebri lymphopenia lysosomal storage disease lysosomes, abnoral macrocephaly macrognathia macular degeneration maculopathy magnesium sulfate magnetoencephalography malabsorption malaise malaria malaria, cerebral malformation, CNS, congenital malformation, vascular malformation, vascular, cerebral malformation, vascular, dural malformation, vascular, treatment of malignancy, occult malignant hypertension malingering malpractice managed care manganese intoxication mania manic-depressive maple syrup urine disease marche a petits pas marfanoid skeletal abnormalities marihuana Marinesco-Sjogren syndrome marital status masked facies mass psychogenic illness Massachusetts masseter muscle wasting McDonald criteria for MS meconium staining mediastinum, mass of medical-legal aspects of neurology medicare medulloblastoma megalencephaly megalencephaly, idiopathic melanoma, malignant melanomatosis, primary malignant MELAS syndrome mellaril memantine memory memory clinic Memory Impairment Screen memory, defect of recent memory, disorder, treatment of memory, evaluation of memory, impairment of memory, impairment of, isolated memory, impairment of, subjective memory, recent meningeal biopsy meningeal 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lymphomatous meningitis, meningococcal meningitis, Mollaret's meningitis, neurologic aspects and complications of meningitis, neutrophilic meningitis, neutrophilic, persistent meningitis, newborn meningitis, nocardia meningitis, noninfectious meningitis, paracoccidioides meningitis, parameningeal meningitis, parasitic meningitis, pneumococcal meningitis, post myelography meningitis, prophylaxis against meningitis, recurrent meningitis, rheumatoid meningitis, seizures with meningitis, spinal fluid smear and culture of meningitis, syphilitic meningitis, TB meningitis, toxoplasma meningitis, treatment of meningitis, treatment of, empirical meningitis, viral etiology in meningitis-encephalitis PCR panel meningocele meningoencephalitis meningoencephalitis, toxoplasma meningoencephalomyelitis meningoencephalopathy meningovascular syphilis menopause menses menses, seizure with mental activity mental retardation mental retardation, etiology of mental retardation, familial mental retardation, family psychological problems in mental status, abnormal mental status, evaluation of MERCI trial merosin MERRF syndrome mesencephalic artery syndrome mesial temporal lobe mesial temporal sclerosis mestinon metabolic acidosis metabolic disorder, primary metabolic disorder, primary-screening tests metachromatic leukodystrophy metachromatic leukodystrophy, adult onset metachromatic leukodystrophy, juvenile metformin methotrexate methyl benzene methyl isobutyl ketone methylene tetrahydrofolate reductase methylenetetrahydrofolate reductase deficiency methylglutaconic aciduria methylhydrazine derivatives methylmalonic acid, serum methylmalonic acidemia methylmalonic aciduria metrifonate Mexican Mexico mGlu R5 antibodies MHPG microaneurysm, cerebral microaneurysm, retinal microangiopathy, brain microangiopathy, retina microcephaly microdactyly microdontia microemboli micrognathia micrographia microhemorrhage, intracerebral microhemorrhage, intracerebral, anatomic rating scale microinfarcts micromelia micropolygyria micropthalmia microspherophakia midbrain midbrain, atrophy midbrain, infarction of midbrain, lesion of middle cerebellar peduncle middle cerebellar peduncle, lesion middle cerebellar peduncle, lesion, bilateral middle cerebral artery middle cerebral artery territory infarction middle cerebral artery territory infarction, malignant middle cerebral artery, emboli to middle cerebral artery, occlusion of middle cerebral artery, stenosis of midline defect in children miglustat migraine migraine with aura migraine, cost of migraine, hemiplegic migraine, pathogenesis migraine, prophylaxis migraine, seizures in migraine, treatment of migratory lesion pattern mild cognitive impairment mild cognitive impairment converting to Alzheimer's disease Miller-Dieker syndrome mimics Minamata disease Mini Mental Status Examination miosis mirror writing misdiagnosis misdirection mitochondrial disease mitochondrial encephalomyopathy mitral valve lesion MMPI mobile interventional stroke teams mobility mobility aids molecular genetics molybdenum cofactor deficiency mongolism monoamine oxidase inhibitors monoamines monoamines, brain monoclonal antibodies monoclonal gammopathy mononeuritis multiplex mononeuropathy mononeuropathy multiplex monoparesis monounsaturated fatty acids Montreal cognitive assessment mood change moro reflex morphine mortality mosquito motion perception motor development motor dysfunction motor neuron disease motor neuron disease, misdiagnosis motor signs motor symptoms motor system Mott cells mountain climbing mousy odor movement disorder movement disorder, drug induced movement disorder, extrapyramidal movement disorder, extrapyramidal-treatment of movement disorder, hyperkinetic movement disorder, psychogenic movement disorder, treatment of moyamoya moyamoya, adult MPTP MRI MRI lesion location MRI pattern MRI, abnormal MRI, angiography MRI, angiography, false negative MRI, black holes on MRI, brain tumors MRI, CAT scan compared to MRI, 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sclerosis, prognosis multiple sclerosis, relapsing multiple sclerosis, secondary progressive multiple sclerosis, spinal form multiple sclerosis, treatment of multiple sclerosis, treatment of, first attack multiple sclerosis, worsening multiple system atrophy mumps virus murder muscle atrophy, progressive muscle biopsy muscle cramp muscle pain muscle spasm muscle spasm, face muscle stiffness muscle transfer muscle twitching muscle wasting, diffuse muscle weakness muscle weakness, proximal muscle-eye-brain disease muscular dystrophy muscular dystrophy, Becker muscular dystrophy, Becker, carrier muscular dystrophy, cardiovascular changes with muscular dystrophy, central nervous system abnormality muscular dystrophy, classification muscular dystrophy, congenital muscular dystrophy, congenital, Fukuyama type muscular dystrophy, differential diagnosis of muscular dystrophy, Duchenne muscular dystrophy, Duchenne, carrier muscular dystrophy, LAMA2 mutism myasthenia gravis myasthenia gravis, congenital myasthenia gravis, differential diagnosis myasthenia gravis, familial incidence of myasthenia gravis, misdiagnosis of mycosis fungoides myelin basic protein myelinolysis, extrapontine myelitis myelitis, autoimmune myelitis, longitudinal myelitis, transverse myelitis, transverse, idiopathic myelitis, transverse, prognosis myelitis, transverse, recurrent myelodysplasia myelogram myelomalacia myelomeningocele myeloneuropathy myelopathy myelopathy, ascending myelopathy, chronic progressive myelopathy, paraneoplastic myelopathy, tract-specific myelopathy, vacuolar myocardial biopsy myocardial infarction myoclonic jerks myoclonus myoclonus, action myoclonus, differential diagnosis of myoclonus, epilepsy myoclonus, stimulus sensitive myofascial pain syndrome myoglobinuria myopathy myopathy, alcoholic myopathy, critically ill myopathy, inclusion body myopathy, inclusion body with Paget's disease myopathy, mitochondrial myopathy, proximal myopia myorhythmia myositis myositis ossificans, progressive myotonia myotonia dystrophica mysoline myxedema coma myxedema, neurologic manifestations of nafronyl nasal bridge, wide nasal speech nasal stuffiness natalizumab natalizumab, discontinuation nausea and vomiting neck extension neck pain neck trauma neck weakness neck, webbed necrotizing granuloma negative neglect neisseria meningitis neologism neonatal infection, viral neonatal screening, genetic neurologic disorders neoplasm, intracranial neoplasm, intracranial, differential diagnosis of neoplasm, metastatic to CNS neoplasm, metastatic to CNS-miliary neoplasm, metastatic to CNS-multiple neoplasm, metastatic to CNS-prognosis of neoplasm, metastatic to CNS-treatment of neoplasm, primary intracerebral neoplasm, primary intracerebral, resection neoplasm, primary intracranial neoplasm, primary of CNS neoplasm, primary of CNS-children neoplasm, primary of CNS-differential diagnosis neoplasm, primary of CNS-incidence of neoplasm, primary of CNS-metastasizing to subarachnoid space neoplasm, primary of CNS-surgical treatment of neoplasm, primary of CNS-treatment of neoplastic angioendotheliosis nerve agents nerve biopsy nerve conduction studies nerve root enhancement nerve root, lumbar, lesion of nerve transfer neural tube defect neurexin-3 alpha antibodies neuritis neuroaxonal degeneration neuroaxonal dystrophy neuroaxonal dystrophy, infantile neuroaxonal dystrophy, juvenile neuroaxonal leukodystrophy neurocardiology neurocutaneous disease neurocutaneous melanosis neurodegeneration with brain iron accumulation neuroendocrinology neurofibrillary degeneration neurofibroma neurofibromatosis 1 neurofibromin neurofilaments neurogenic bladder neuroichthyosis neuroimmunology neuroleptic neuroleptic sensitivity neuroleptic, atypical neurolipidosis IV neurologic complications neurologic complications of, chronic pulmonary disease neurologic complications of, surgery neurologic complications of, systemic cancer neurologic complications of, systemic 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neuropathology neuropathology, brain neuropathy neuropathy, demyelinating neuropathy, diabetic neuropathy, hereditary peripheral neuropathy, motor, multifocal neuropathy, painful neuropathy, peripheral neuropathy, peripheral, treatment neuropathy, sensory neuropathy, sensory, hereditary neuropathy, toxic neuropathy, vasculitic, systemic neuroprotective agents neuropsychiatry neuroradiology neuroradiology, interventional neurosis neurosyphilis neurotoxic neurotoxicity, acute neurotoxin neurotransmitter neutropenia nevoid basal cell carcinoma syndrome nevus New England new onset refractory status epilepticus newborn, evaluation of next-generation sequencing nicotine nicotinic acid Niemann-Pick disease night blindness night sweats NIH stroke scale nitrogen mustard nitrosourea nitrous oxide NMDA antagonists nocebo effect non-dominant hemisphere nonsteroidal anti-inflammatory drug nonvasculitic autoimmune inflammatory meningoencephalitis nonverbal Noonan Syndrome nootropics norepinephrine normal nortriptyline nose, abnormal NOTCH2NLC Notch3 gene nuclear medicine nucleus basalis of Meynert nursing home nusinersen nutritional deficiency nylidrin nystagmus nystagmus, monocular nystagmus, periodic nystagmus, primary position of gaze nystagmus, upbeating on upgaze nystagmus, vertical obesity obsessive-compulsive disorder obstetric neurologic injuries occipital cortex occipital horn occipital lobe occipital lobe, infarction occipital lobe, lesion of occupational neurologic disorders occupational neuropathies octreotide ocular bobbing ocular dysmetria ocular motility, disorders of ocular myopathy Oculinum oculodentodigital dysplasia oculogyric crisis oculomasticatory myorhythmia olanzapine old age, driving and old age, neurology of olfactory biopsy olfactory bulb olfactory cortex olfactory mucosa olfactory pathway olfactory tract oligodactyly oligodendroglioma oligophrenin 1 Ommaya reservoir oopherectomy opened mouth operculum syndrome operculum syndrome, bilateral ophelia syndrome ophthalmoplegia ophthalmoplegia, neonatal ophthalmoplegia, progressive external opisthotonus Oppenheim muscular dystrophy opportunistic infection opportunistic infection, CNS opsoclonus opsoclonus-myoclonus syndrome optic atrophy optic atrophy, bilateral optic atrophy, infants optic atrophy, unilateral optic chiasm optic chiasm, enlarged optic chiasm, lesion of optic foramina optic foramina, abnormal optic nerve optic nerve, enlarged optic nerve, hypoplasia of optic nerve, infarction of optic nerve, lesion of optic neuritis optic neuritis, bilateral optic neuritis, recurrent optic neuropathy optic neuropathy, ischemic optic neuropathy, nutritional optical coherence tomography optokinetic nystagmus, abnormal oral contraceptives oral ulcerations orchitis organ transplantation organoid nevus syndrome organomegaly orthostatic hypotension osmotic demyelination syndrome osteolytic lesion, causes of osteopetrosis osteoporosis otitis, neurologic complications with outcome research 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prognosis of Parkinson disease, rapid progression Parkinson disease, self-assessment Parkinson disease, sensory symptoms in Parkinson disease, surgical treatment of Parkinson disease, treatment of Parkinson disease, tremor, absence of Parkinson disease, unilateral Parkinson disease, young onset Parkinsonism multiple-system atrophy Parkinsonism syndrome Parkinsonism-dementia complex parotid gland swelling parotitis paroxysmal hemiplegia paroxysmal neurologic deficits paroxysmal nonkinesigenic dyskinesia partial thromboplastin time, prolonged particulate matter PAS positive PAS positive material in the brain patent ductus arteriosus patent foramen ovale pathognomonic pathologic reflex pathology patient information and support pectus carinatum pectus excavatum pediatric neurology pediatric neurology, transition to adult care Pelizaeus Merzbacher pellagra pelvic mass penguin silhouette sign penicillamine penicillin penis, pigmented macules perceptual-motor dysfunction percussion induced muscle contraction pergolide periaqueductal lesion pericarditis perineum, numbness of periodic paralysis periodic paralysis, thyrotoxic peripheral blood smear peripheral blood smear, abnormal peripheral pulse, absent peripheral vascular disease perivascular enhancement periventricular leukomalacia pernicious anemia peroxisomal disease peroxisomes perseveration Persistent postural-perceptual dizziness persistent vegetative state personality change personality disorder pertussis immunization pes cavus petechiae phakomatoses phenobarbital phenylketonuria phenylketonuria, adult onset phenylketonuria, maternal phenylketonuria, variant form of pheochromocytoma philtrum, hypoplastic philtrum, tented phocomelia photophobia photosensitivity, skin physical abuse physical activity physical therapy physician as patient physician assisted suicide Pick bodies picking at skin Pick's disease pigmentary retinopathy pigmented macules pimozide pimozide, side effects pineal pineal, neoplasm pineal, shifted pinealoma piracetam Pisa syndrome pitfalls Pittsburgh Compound B pituitary hyperemia pituitary stalk pituitary stalk, lesion of pituitary, enlargement pituitary, hormones of pituitary, lesion of placebo plasmacytoma plasmacytoma of brain plasmapheresis platelet inhibiting drugs platelet inhibiting drugs, combined platelet inhibiting drugs, contraindications PLEDs PLEDs, bilateral independent PLEDs, etiology of pleocytosis of cerebrospinal fluid pleocytosis of cerebrospinal fluid, neutrophilic pleural effusion pleurisy pneumoencephalogram(PEG) pneumonia pneumothorax POEMS syndrome poison, mercury poison, neurologic problems with poison, organophosphate poliomyelitis poliomyelitis-like illness POLR3B polyarthropathy polychlorinated biphenyls polycystic kidneys polycystic lipomembranous osteodysplasia polycythemia, neonatal polycythemia, primary polycythemia, secondary polydactyly polyglucosan body polyglucosan body disease polyhydramnios polyinosinic cytidic acid(poly IC) polymerase chain reaction polymerase chain reaction, false negative polymicrogyria polyneuropathy polyneuropathy, chronic inflammatory demyelinating polyneuropathy, critically ill polyneuropathy, familial polyneuropathy, uremic polypharmacy polyps, gastrointestinal tract polyradiculoneuropathy polysaccharidosis polysaccharidosis, adult polysomnogram Pompe's disease of glycogen storage pons, atrophy pons, infarction of pons, lesion of pontine tegmental cap dysplasia pontocerebellar atrophy porphyria port wine nevus portal caval shunt post concussive syndrome post hemorrhagic hydrocephalus post infectious cerebellar ataxia post infectious polyneuropathy post polio syndrome posterior cerebral artery posterior cerebral artery embolism posterior cerebral artery occlusion posterior cerebral artery territory infarction posterior choroidal artery posterior column disease posterior cortical atrophy posterior fossa, lesion of posterior fossa, mass of posterior leukoencephalopathy syndrome postinfectious postoperative neurologic complications postpartum posttraumatic postural abnormality postviral fatigue syndrome potassium channel antibodies practice guidelines Prader-Labhart-Willi syndrome pramipexole precipitating factors preclinical precocious puberty pregnancy, anticonvulsants during pregnancy, neurologic complications in premarin premature infant premature infant, problems in prenatal prenatal diagnosis by amniocentesis pressure sores pretectal syndrome prethrombotic state prevention of neurologic disorders primary familial brain calcification primary intracranial hypotension primary lateral sclerosis prion disease prion protein gene prisoner procarbazine progeria progesterone prognathism prognosis progranulin progressive infantile poliodystrophy progressive multifocal leucoencephalopathy progressive muscular dystrophy progressive myoclonic epilepsy progressive neurologic disorder progressive pallidum atrophy progressive subcortical gliosis progressive supranuclear palsy propranolol proprioception, abnormal prosopagnosia protease inhibitor, HIV-1 protein 14-3-3, cerebrospinal fluid protein 14-3-3, cerebrospinal fluid, false negative protein 14-3-3, cerebrospinal fluid, false positive proteinopathy proteinuria proton pump inhibitors protozoan infection pruritus pseudarthrosis pseudobulbar palsy pseudodementia pseudohypoparathyroidism pseudoretinitis pigmentosa pseudotumor pseudoxanthoma elasticum psychiatric disorder psychiatric manifestations of brain tumors psychiatric problems in neurologic disorders psychological testing psychological testing, children psychological testing, neurologic problems psychomotor retardation psychopath psychosis psychosis, acute psychosis, cause of psychosis, childhood psychosocial aspects psychosomatic disease psychotic behavior PTEN hamartoma tumor syndrome ptosis ptosis, bilateral ptosis, unilateral puberty, delayed pugilistic parkinsonism pull test pulmonary edema pulmonary embolism pulmonary function tests pulmonary infiltrates pulmonary nodules pulmonary stenosis pulvinar sign punch-drunk syndrome pupil pupil, abnormality in neurologic disorders pupil, dilated and fixed, bilateral pupil, dilated, bilateral pupil, ectopic-congenital pupil, tonic pure motor stroke pure sensory stroke Purkinje cell pursuit eye movements pursuit eye movements, abnormal putamen, lesion of putamen, lesion of, bilateral pyramidal pyramidal tract pyramidal tract dysfunction pyruvate dehydrogenase deficiency pyruvate metabolism, abnormality of quadriparesis quadriplegia quality control quality of care quality of life quetiapine quinidine race radiation encephalopathy, delayed radiation hypersensitivity radiation necrosis radiation therapy, CNS treatment and complications with radiation, ionizing radiation, ionizing, intrauterine radicular pain radiculitis radiculopathy ragged-red fibers range-of-motion, neck Rankin score rapid onset dystonia parkinsonism rapidly progressing neurologic illness rash rash, hand rating scale reaction time reading reading disorder, acquired reading problem, causes of real-time quaking-induced conversion rectal biopsy recurrent red eye Red flags reduplicative paramnesia references, neurologic reflex sympathetic dystrophy reflex sympathetic dystrophy, children reflex, brainstem refractive errors Refsum's disease regional cerebral blood flow rehabilitation for neurologic disorders relapsing polychondritis release phenomena REM sleep REM sleep behavior disorder remote effect of cancer on the nervous system renal biopsy renal cyst renal failure renal stones renal transplantation renal tubular acidosis ReNU syndrome reperfusion repetition, impaired repetitive questioning research respirations in CNS disease respirator respiratory arrest respiratory depression respiratory failure respiratory tract infection restless leg syndrome reticulum antibodies reticulum cell sarcoma retina, abnormal retinal artery occlusion retinal atrophy retinal branch artery occlusion retinal degeneration retinal detachment retinal dysplasia retinal hamartoma retinal hemorrhages retinal infarction retinal lesion retinal microvascular disease retinal tumor retinal vasculitis retinitis pigmentosa retinopathy Retriever Device retrocollis retropulsion retrovirus Rett's syndrome REVASCAT trials reversible cerebral vasoconstrictive syndromes reversible neurologic disorder review article RFLPs rhabdomyoma, cardiac rhabdomyosarcoma of heart rheumatoid arthritis rheumatoid arthritis factor(R.A.factor) rheumatoid arthritis, neurologic complications of rheumatoid vasculitis rhinorrhea, CSF rickets rickettsial organism rifampin right to die rigid spine syndrome rigidity rigidity, axial Riley-Day syndrome risk factors risk factors, modification risk-benefit assessment risperidone ritalin rituximab rivastigmine roaming behavior robotic therapy rocking Romberg's sign root lesion, nerve rooting reflex rosacea Rosenthal fibers rubella encephalitis rubella encephalitis, progressive rubella 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cotransporter-2 inhibitors solitaire device solvent somatosensory evoked potentials somnolence sore throat Southern immunoblot test spasmophilia spastic ataxia spastic diplegia spastic paraplegia, type 11 spastic paraplegia, type 15 spasticity spatial neglect speech disorder speech disorder, childhood speech disorder, non aphasic speech therapy speech, absence of speech, delayed development of speech, loss of speech, pressured speech, slowed speech, soft spelling sphingolipodoses spice Spielmeyer Vogt syndrome spina bifida spinal cord spinal cord, cervical spinal cord, embolism of spinal cord, infarction of spinal cord, injury of spinal cord, injury, complications with spinal cord, injury, functional capacity of patient with spinal cord, injury, prognosis in spinal cord, injury, sexual dysfunction in spinal cord, ischemic lesion of spinal cord, lesion of spinal cord, neoplasm spinal cord, pathologic exam of spinal cord, vascular malformation of spinal fusion spinal manipulation spinal muscular atrophy spinal muscular atrophy, classification spinocerebellar ataxia spinocerebellar ataxia type 1 spinocerebellar ataxia type 17 spinocerebellar ataxia type 7 spinocerebellar degeneration spinopontine atrophy, dominant spirochete infection splenium of corpus callosum splenomegaly spongy degeneration of brain spontaneous remission sports medicine, neurology of sprain, cervical sprain, cervical-treatment of SPRED1 mutation square wave jerks stammering staphylococcal protein A column therapy stare startle epilepsy startle myoclonus startle reaction starvation statin therapy statin therapy, discontinuation status epilepticus status epilepticus, intractable status epilepticus, nonconvulsive status tetanicus steatorrhea stem cell rescue stem cell transplantation stent, carotid artery stereotaxic surgery stereotyped behavior stereotyped behavior, drug induced stereotypy steroid steroid dementia steroid responsive encephalopathy steroid therapy, CNS treatment and complications with 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subependymal nodules subinsular cortex suboccipital decompression substantia nigra subtemporal decompression suck reflex suck, poor sucralose sucrose sudden death suicide sulfite oxidase deficiency sulindac sumatriptan sundowning superior sagittal sinus thrombosis suprascapular nerve suprascapular neuropathy suprasellar lesion supraspinatus muscle sural nerve Susac's syndrome swallow tail sign sweating sweating, abnormality of SWIFT PRIME Trials symmetric brain lesions sympathetic block symptomatic syncope syndactyly synophrys synovitis synucleinopathy syphilis, asymptomatic syphilis, congenital syphilis, diagnosis and treatment syphilis, neurologic complications with systemic exertion intolerance disease systemic illness systemic lupus erythematosus systemic lupus erythematosus, neurologic complications with T lesion of MCA-ICA T1 black holes tabes dorsalis Tabun tachycardia Takayasu's arteritis talk tandem gait, ataxic tangential tantrum tapetoretinal degeneration tardive dyskinesia tardive dystonia taste tau protein tauopathy Tay-Sachs disease TDP-43 proteinopathy teeth, abnormal teeth, number of in infants teeth, wide-spaced telangiectases teleconsulting telemedicine teleneurology telestroke temper tantrums temporal artery, biopsy temporal lobe temporal lobe, atrophy temporal lobe, lesion temporal lobe, lesion, bilateral temporal lobe, status temporal lobectomy tender points tension headache tentorium cerebelli teratogenesis teratogenic drugs teratoma teratoma, ovarian term infant terrorist attack testicular enlargement tetany tetany, latent tetany, normocalcemic tetrahydroaminoacridine tetralogy of Fallot thalamic amnesia thalamic aphasia thalamic tumors thalamic tumors, bilateral thalamotomy thalamus thalamus, atrophy of thalamus, infarction of thalamus, infarction, bilateral thalamus, lesion of thalamus, lesion of-bilateral thalassemia thalassemia/mental retardation syndrome the metabolic syndrome thermography thiamine thiamine deficiency third nerve palsy third nerve palsy, bilateral thoracic outlet syndromes Three territory sign thrombectomy thromboangiitis obliterans cerebri thrombocytopenia thrombocytosis thrombolysis, mechanical thrombophlebitis thrombosis, cerebral thymoma thyroid function tests thyroid peroxidase antibodies thyroiditis thyrotropin thyroxine tic tick bite tick-borne encephalitis tinnitus tinnitus, causes of tinnitus, pulsatile tissue plasminogen activator, intravenous titubation toe walking tolebrutinib tone, muscle tone, muscle, increased tongue, atrophy tongue, enlarged tongue, fasciculations of tongue, impaired movements of tongue, protrusion of tongue, ulcer tonic cerebellar fits tonic foot response tonic spasms tonsil biopsy top of the basilar syndrome torticollis toxic encephalopathy toxins, nervous system toxoplasmosis, acquired toxoplasmosis, CNS tranexamic acid transient epileptic amnesia transient global amnesia transient ischemic attack transient ischemic attack, differential diagnosis of transient ischemic attack, evaluation transient ischemic attack, normal angiogram with transient ischemic attack, recurrent transient ischemic attack, treatment of transient ischemic attack, venous transient neurologic deficit transilumination of skull transitional sclerosis transluminal angioplasty, intracranial transplacental virus infections transposition of the great vessels trauma travel history travel, foreign trazodone treatment of neurologic disorder treatment, empirical treatment, non-pharmacologic tremor tremor, intention tremor, jaw tremor, leg tremor, postural tremor, psychogenic tremor, resting tremor, surgical treatment of tremor, thalamic stimulation for suppression of tremor, treatment of tremor, wing beating tremor, writing tremulousness triazolam trichopoliodystrophy tricuspid atresia tricyclic antidepressant trientine dihydrochloride trifluoperazine trigeminal neuralgia trigeminovascular system triglycerides trinucleotide repeats tripping triptans trisomes trisomy 9p tropical disease Trousseau's sign truncus arteriosus trypanosoma brucei gambiense tube feeding tuberin tuberous sclerosis tuberous sclerosis, screening for tumefactive lesion tumor necrosis factor Turner's syndrome twins twitching typhus, scrub ubiquitin ubiquitination ulcerative colitis ultrasonography ultrasonography, carotid artery ultrasonography, head ultrasonography, head, fetus-neonate umbilical-cord blood transplantation unconsciousness unconsciousness, episodic unconsciousness, transient undiagnosed Unified Parkinson Rating Scale upgaze upgaze, paralysis of urea-cycle enzymopathies uremia uremic encephalopathy uremic twitching uric acid, low urinary frequency urinary incontinence urinary retention urinary sulfatidase excretion urinary tract infection urine test for metabolic disorders urine test in toxic screen urine, dark Usher's syndrome uveitis vaccination, neurologic complications with vaccine vaccinia valium valvulopathy vanishing white matter varicella zoster virus variola vascular malformation, children, intracranial vasculitides vasculopathy vasoconstrictive drugs vasodilating agents vasodilating agents in treatment of cerebrovascular disease vasospasm vasospasm, cerebral vegetables vegetarianism vein of Galen velnacrine Venereal Disease Research Laboratory test venous engorgement venous hypertension venous ischemia venous thrombosis, non-cerebral ventricular enlargement ventriculitis ventriculostomy vertebral anomalies vertebral artery vertebral artery stenosis vertebral-basilar insufficiency vertical gaze vertigo vertigo, episodic very long chain fatty acids vest restraints vibratory sensation vibratory sensation, abnormal vinblastine vincamine vincristine neurotoxicity violent behavior viral escape viral infection viral infection, CNS viral isolation viral load Virchow-Robin spaces, dilated virus, slow vision, blurred vision, failure of in childhood visual acuity visual acuity, decreased visual acuity, decreased, monocular visual cortex visual evoked response visual field defect visual fields, constricted visual impairment visual loss visual loss, congenital visual loss, progressive visual loss, slow visual loss, sudden visual loss, sudden-unilateral visual neglect visual symptoms visual tracking visuospatial disturbance vitamin B3, deficiency vitamin D vitamin D deficiency vitamin deficiency vitamin E vitamin K vitamin supplementation vitreous opacities vitritis vocal cord paralysis vocalizations Vogt-Koyanagi-Harada syndrome voice, abnormality of vomiting, recurrent von Bonsdorff's sign VX WAIS Waldenstrom's macroglobulinemia Walker-Warburg syndrome walking walking frame walking, delayed walking, difficulty with Wallerian degeneration wandering war water channel antibodies water, drinking watershed infarcts weakness weakness, congenital weakness, fatiguable weakness, focal weakness, generalized weakness, progressive weakness, proximal web sites weight gain weight loss weightlifting welder Werdnig-Hoffman disease Wernicke's aphasia Wernicke's encephalopathy West disease West Nile fever Western immunoblot test wheelchair Whipple's disease white freckles white hair white matter disease white matter disease, periventricular white matter disease, subcortical white matter, dirty-appearing whites whole genome sequencing wide based gait wildfires withdrawal, social Wolff-Parkinson-White syndrome Wolfram syndrome Wood's light word-finding difficulty work loss work performance workers' compensation workup WORLD spelling test wrist drop writing xanthoma, tendon xeroderma pigmentosa xerophthalmia xerostomia X-linked bulbospinal neuronopathy x-linked hydrocephalus x-linked intellectual deficit X-linked lissencephaly x-linked mental retardation Zika virus infection zinc zorevunersen

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