Conditions and Diseases – Nervous System and Sense OrgansEn Español (Spanish Version)This collection focuses on conditions associated to the nervous system and sense organs.These comprehensive and concise factsheets are physician-reviewed and reflect the most current, evidence-based information. Relevant sources are provided for each fact sheet.ABCDEFGHIJKLMNOPRSTUVWXZAAbductor spasmodic dysphoniaAcoustic neuromaAcute adrenocortical insufficiencyAcute angle-closure glaucomaAcute autoimmune neuropathyAcute central cord syndromeAcute cerebellar ataxiaAcute idiopathic polyneuritisAcute inflammatory polyneuropathyAcute mastoiditisAcute otitisADAdamantiales-Behcet syndromeADCADDAdductor laryngeal breathingdystonia (ABLD)Adductor spasmodic dysphoniaADHDAdrenal crisisAdrenoleukodystrophy X-linkedAdult macular degenerationAge-related hearing lossAIDS dementia complexAIDS encephalopathyAIDS-related dementiaAIDS-related primary central nervous system lymphomaAIDS-related primary CNS lymphomaAL amyloidosisAlbinismAlexiaAlexic anomiaALSAlzheimer dementiaAmblyopiaAMDAmnesiaAmyloid light chain amyloidosisAmyotrophic lateral sclerosisANAngle-closure glaucomaAnkyloglossiaAnoxic brain damageAnoxic brain injuryAnterior uveitisAphasiaApnea of prematurityARDArnold neuralgiaArnold-Chiari malformationArnold-Chiari syndromeArteriosclerotic dementiaArteriovenous malformations of the brainArteriovenous malformations of the central nervous systemArteriovenous malformations of the spinal cordAseptic meningitisAsperger disorderAsperger syndromeAstigmatismAstrocytomaAtherosclerotic diseaseAuditory dyssynchronyAuditory neuropathyAuditory processing disorderAuditory synaptopothyAutismAutism spectrum disordersAutonomic dysreflexiaAVMBBacterial meningitisBarotraumaBatten diseaseBehcet diseaseBell palsyBenign essential tremorBenign paroxysmal positional vertigoBenign positional vertigo, BPVBladder, neurogenic - childBlepharitisBlocked tear ductBlood in the eyeBloody noseBotulinum toxin - biological weaponBotulismBowel incontinence—adultBPPVBrachial plexus injuryBrachial plexus palsyBrain attackBrain injury, penetratingBrain tumor and brain cancer—childBrain tumorsAstrocytomaBrain tumor and brain cancer—adultGlioblastoma multiformeBrainstem strokeBurnerCC2 neuralgiaCADASILCataractCauda equina syndromeCausalgiaCavus footCCSCentral cervical cord syndromeCentral cord injuryCentral cord syndromeCerebellar strokeCerebellitisCerebellomedullary malformation syndromeCerebral hypoxiaCerebral hypoxia—newbornCerebral infarctCerebral palsyCerebrovascular accidentCerumen impactionCervical myelopathyCESChalazionCharcot-Marie-Tooth diseaseChiari malformationCholesteatomaChorioretinitisChoroiditisChronic glaucomaChronic traumatic encephalopathyCJDClaw FootClosed head injuryCloudy corneaCluster headacheColor blindnessColor vision deficiencyColor vision problemComa, hepaticCompression of spinal nerve rootsConjunctivitisCopper transport diseaseCorneal abrasionCorneal opacityCorneal ulcerCreutzfeldt-Jakob diseaseCrossed eyesCTECVADDacryocystitisDacryostenosisDandy WalkerDandy-Walker malformationDandy-Walker syndromeDawson diseaseDay sightDeafnessDejerine-Sottas diseaseDelayed gastric emptyingDementia with lewy bodiesDetached retinaDiabetic neuropathyDiabetic retinopathyDisorder, seizure - childDizziness, nonvertigoDry eye syndromeDyslexiaDysphonia, episodic laryngeal dyskinesiaEEar barotraumaEar blockageEar impactionEar infection, middleEar poppingEar waxEncephalitisEncephalopathy, hepaticEncephalopathy, portal-systemicEpilepsy - childEpilepsy—adultEpistaxisErb palsyErb-duchenne paralysisEssential tremorEustachian tube dysfunctionExtra-axial haematomaFFamilial Dandy WalkerFamilial periodic paralysis syndromeFamilial tremorFarsightednessFarsightedness and nearsightednessFecal incontinence—adultFetal alcohol syndromeFetal ventriculomegalyFriedreich ataxiaFunctional abdominal pain—childGGastroparesisGaucher diseaseGBMGlioblastoma multiformeGliomaGuillain-Barre syndromeLiving with glaucomaHHand injuryHand traumaHearing lossHemianopiaHemianopsiaHemianopsia (bitemporal hemianopsia)Hemianopsia (homonymous hemianopsia)Hemianopsia (inferior hemianopsia)Hemianopsia (left homonymous hemianopsia)Hemianopsia (right homonymous hemianopsia)Hemianopsia (superior hemianopsia)Hemifacial spasmHemiopiaHepatic comaHepatic encephalopathyHereditary motor and sensory neuropathiesHerpes zoster oticusHiccupsHIEHIE—newbornHigh arched footHIV encephalopathyHIV-associated cognitive/motor complexHIV-associated dementia complexHIV-associated encephalopathy (HAE)HMSNsHordeolumHuntington choreaHuntington diseaseHydrocephalusHyperkinetic impulse disorderHyperkinetic syndromeHyperopiaHyperopia and myopiaHyperreflexiaHyphemaHypoxic ischemic encephalopathyHypoxic ischemic encephalopathy—newbornIIdiopathic autonomic failureIdiopathic orthostatic hypotensionIdiopathic polyneuritisIncontinence, neurogenic—childInfected tear ductInflammation of the optic nerveInjury, central cordInterdigital neuromaIntermetatarsal neuromaIridocyclitisIritisJJapanese encephalitisKKearns-Sayre syndromeKeratitisKeratitis siccaKeratoconjunctivitisKeratomaLLabyrinthitisLacrimal duct obstructionLacrimal duct stenosisLaryngeal dystoniaLazy eyeLeft hemisphere strokeLeft-side strokeLeigh syndromeLeukodystrophyLewy body dementiaLewy body diseaseLoss of movementLou Gehrig diseaseLumbar RadiculopathyMMacular degenerationMastoiditisMedulloblastomaMemory lossMeniere diseaseMeningiomaMigraine - childMigraine headache (adult)Living with migrainesMild cognitive impairmentMini-strokeMitochondrial DNA depletion syndromeMitochondrial encephalomyopathy, lactic acidosis and strokelike episodesMitochondrial myopathyMitochondrial neurogastrointestinal encephalopathyMorton neuromaMotion sicknessMotor neuron diseaseMS - adultMS - childMSAMucormycosisMultiple sclerosis - adultLiving with multiple sclerosisMultiple sclerosis - childMultiple system atrophyMulti-system atrophyMulti-system degenerationMutilating hand injuriesMyelopathy, cervicalMyoclonic epilepsy associated with ragged red fibersMyopia and hyperopiaNNarcolepsyNasolacrimal duct obstructionNearsightedness and farsightednessNeonatal conjunctivitisNeonatal HIENerve damage of diabetesNerve painNeuroendocrine tumorsNeurofibromatosis Type 1Neurofibromatosis Type 2Neurogenic bladder - childNeurogenic bowelNeurogenic incontinence—childNeurolemmomaNeuropathic painNeuropathy, ataxia, and retinitis pigmentosaNeuropathy, auditoryNewborn conjunctivitisNF2Night blindnessNocturnal amblyopiaNonvertigo dizzinessNose fractureNosebleedNyctalopiaNyctanopiaNystagmusOOccipital neuralgiaOpen-angle glaucomaOphthalmia neonatorumOptic neuritisOrbital cellulitisOtitis externaOtitis mediaOtosclerosisOtospongiosisPPain, nervePain, neuropathicParalysisParalysis agitansParalysis, upper extremityParaplegiaParkinson diseaseLiving with Parkinson diseaseParkinson plus syndromePearson syndromePenetrating brain injuryPenetrating wound to the headPerforated eardrumPeriodic paralysis syndromePeripheral neuropathyPes cavusPhantom limb syndromePMLPortal-systemic encephalopathyPositional vertigo of baranyPostconcussion syndromePosterior uveitisPost-herpetic neuralgiaPost-polio syndromePresbyacusisPresbyopiaPressure-related ear painPrimitive neuroectodermal tumorProgressive external ophthalmoplegiaProgressive multifocal leukoencephalopathyPterygiumPulmonary barotraumaRRamsay Hunt syndromeReceptive aphasiaReflex sympathetic dystrophyRestless leg syndromeRetinal detachmentRetinal vasculitisRetinitisRetinitis pigmentosaRetinoblastomaRetinopathy of prematurityRetrolental FibroplasiaRett disorderRett syndromeReye syndromeRight hemisphere strokeRight-side strokeRinging in the earsRLFROPRuptured eardrumSSchilder’s diseaseSciaticaScratched corneaSDSDHSeizure disorder - childSeizure disorder—adultSeizure–childSenile dementia, Binswanger typeShaking palsyShy-Drager syndromeSingle angle-closure glaucomaSinus barotraumaSinus headacheSinus infectionSinusitisSMDSpasmodic dysphoniaSpastic dysphoniaSpasticitySpecific reading disabilitySpinal nerve roots, compressionSpinal tumorSporadic olivopontocerebellar atrophySSHLSSPESt. Louis encephalitisStammeringStereotypic movement disorder—childStingerStrabismusStrokeStroke, brainstemStroke, cerebellarStroke, left hemisphereStroke, left-sideStroke, right hemisphereStroke, right-sideStutteringStyeSubacute sclerosing panencephalitisSubacute spongiform encephalopathySubarachnoid hemorrhageSubdural haemorrhageSubdural hematomaSudanophilic leukodystrophySudden sensorineural hearing lossSwimmer's earSyndrome, cauda equinaSyndrome, central cervical cordSyndrome, central cordTTardive dyskinesiaTCSTension headacheTethered cord releaseTethered cord syndromeTethered spinal cord releaseTethered spinal cord syndromeText blindnessThoracic outlet syndromeTIATinnitusTongue-tieTourette syndromeTourette syndrome - childTransient ischemic attackTraumatic brain injuryTrigeminal neuralgiaTropiaTS - childTympanic membrane perforationTympanic membrane perforation, eardrum—ruptured or perforatedType II Chiari malformationUUpper extremity paralysisUveitisVVascular dementiaVascular dementia, Binswanger typeVentriculomegalyVertebrobasilar insufficiencyVertigoVestibular schwannomaViral meningitisVisceral hyperalgesiaVisceral hypersensitivityVisual aphasiaVitreous hemorrhageVitritisWWEEWestern equine encephalitisWord blindnessWound to the head, penetratingXX-linked adrenoleukodystrophyZZygomycosis