chorea-acanthocytosis

ORPHA: 2388

Overview

Human disease

Available Treatments (0)

No treatments linked yet

Clinical trials or compassionate use may be available — consult a specialist.

Clinical Presentation

Signs and symptoms associated with chorea-acanthocytosis, sourced from HPO and Orphanet clinical annotations.

ChoreaInvoluntary movementsAtypical behaviorSeizureParkinsonismReduced tendon reflexesAcanthocytosisIncoordinationCaudate atrophyLimb dystoniaDistal muscle weaknessImpaired vibratory sensationFallsMyopathyElevated circulating creatine kinase concentrationAbsent Achilles reflexEMG: neuropathic changesPeripheral axonal neuropathyDistal amyotrophyLateral ventricle dilatationDecreased amplitude of sensory action potentialsLaryngeal dystoniaSquare-wave jerksAbnormal erythrocyte enzyme concentration or activityMotor ticsPhonic ticsMuscle fiber atrophyAbnormality of eye movementSlow saccadic eye movementsBlepharospasmEmotional labilityDepressionAggressive behaviorCompulsive behaviorsShort attention spanIrritabilityAnxietyApathyHyperactivityDysarthriaMental deteriorationHypertoniaSlurred speechArthritisSplenomegalyWeight lossDysphagiaBradykinesiaBilateral tonic-clonic seizureCerebral cortical atrophyHepatomegalyResting tremorHyperkinetic movementsLoss of ambulationHead titubationDecreased number of peripheral myelinated nerve fibersBruxismFunctional motor deficitFrontal cortical atrophyEquinovarus deformitySelf-mutilation of tongue and lips due to involuntary movementsPeroneal muscle atrophyProtruding tongueParanoiaOromandibular dystoniaHair-pullingHead-bangingTemporomandibular joint crepitusSmall basal gangliaAbnormal hippocampus morphologyUpgaze palsySelf-neglectHypoplastic hippocampusInappropriate behaviorLingual dystoniaAbnormally slow thought processMicrographiaAbnormal putamen morphologySelf-injurious behaviorDilated cardiomyopathySleep disturbanceAbnormal autonomic nervous system physiologyIron accumulation in brainIncreased circulating lactate dehydrogenase concentrationElevated circulating aspartate aminotransferase concentrationElevated circulating alanine aminotransferase concentration

Classification & Codes

Orphanet Code

ORPHA:2388
chorea-acanthocytosis
OrphanetORPHA:2388
Treatments0 drug(s)
Symptoms on record86 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO