raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:2388

Choreoacanthocytosis

Synonyms: ChAc · Chorea-acanthocytosis · Levine-Critchley syndrome

Type
Disease
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Adult
Status
active

Chorea-acanthocytosis (ChAc) is a form of neuroacanthocytosis and is characterized clinically by a Huntington disease-like phenotype with progressive neurological symptoms including movement disorders, psychiatric manifestations and cognitive disturbances.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enChoreoacanthocytosisChAc · Chorea-acanthocytosis · Levine-Critchley syndrome
frChorée-acanthocytoseChAc · Syndrome de Levine-Critchley
deChoreoakanthozytoseChAc · Chorea-Akanthozytose · Levine-Critchley-Syndrom
esCoreoacantocitosisChAc · Corea-acantocitosis · Síndrome de Levine-Critchley
itCoreoacantocitosiCorea-acantocitosi · Sindrome di Levine-Critchley · ChAc
nlChoreoacanthocytoseChAc · Chorea-acanthocytose · Syndroom van Levine-Critchley
ptCoreoacantocitoseChAc · Coreo-acantocitose · Síndrome Levine-Critchley
plChoreoakantocytozaChAc · pląsawica-akantocytoza · Zespół Levine'a i Critchley'a
csChoreoakantocytózaChA · Chorea a akantocytóza · Levineův-Critchleyův syndrom · Levine-Critchleyův syndrom
ukХореоакантоцитозChAc · Хорея-акантоцитоз · Синдром Левіна-Крітчлі
zh舞蹈样运动棘红细胞症Levine-Critchley 综合征
trKoreakantositozChAc · Kore-akantositoz · Levine-Critchley sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM200150Evalidated
ICD-10E78.6NTBTattributedvalidated
ICD-113A10.YNTBTindexvalidated
MONDO0008695Evalidated
UMLSC5848062Evalidated
GARD3956Evalidated
MedDRA10081505Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (6):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
VPS13ADisease-causing germline mutation(s) inAssessedHGNC:1908ENSG000001979696059789q21.2vacuolar protein sorting 13 homolog A20301561[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

86 annotations · validated 2020-05-29
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0002072Chorea
HP:0004305Involuntary movements
Frequent (79-30%)
HP:0030272Abnormal erythrocyte enzyme activity
HP:0003438Absent Achilles reflex
HP:0001927Acanthocytosis
HP:0000708Atypical behavior
HP:0002340Caudate atrophy
HP:0007078Decreased amplitude of sensory action potentials
HP:0003693Distal amyotrophy
HP:0002460Distal muscle weakness
HP:0003445EMG: neuropathic changes
HP:0003236Elevated circulating creatine kinase concentration
HP:0002527Falls
HP:0002495Impaired vibratory sensation
HP:0012049Laryngeal dystonia
HP:0006956Lateral ventricle dilatation
HP:0002451Limb dystonia
HP:0100034Motor tics
HP:0100295Muscle fiber atrophy
HP:0003198Myopathy
HP:0001300Parkinsonism
HP:0003477Peripheral axonal neuropathy
HP:0100035Phonic tics
HP:0002275Poor motor coordination
HP:0001315Reduced tendon reflexes
HP:0001250Seizure
HP:0025402Square-wave jerks
Occasional (29-5%)
HP:0025100Abnormal hippocampus morphology
HP:0031982Abnormal putamen morphology
HP:0000496Abnormality of eye movement
HP:0000718Aggressive behavior
HP:0000739Anxiety
HP:0000741Apathy
HP:0001369Arthritis
HP:0002069Bilateral tonic-clonic seizure
HP:0000643Blepharospasm
HP:0002067Bradykinesia
HP:0031843Bradyphrenia
HP:0003763Bruxism
HP:0002120Cerebral cortical atrophy
HP:0000722Compulsive behaviors
HP:0003380Decreased number of peripheral myelinated nerve fibers
HP:0000716Depression
HP:0001260Dysarthria
HP:0002015Dysphagia
HP:0000712Emotional lability
HP:0008110Equinovarus deformity
HP:0006913Frontal cortical atrophy
HP:0004302Functional motor deficit
HP:0012167Hair-pulling
HP:0002599Head titubation
HP:0012168Head-banging
HP:0002240Hepatomegaly
HP:0000752Hyperactivity
HP:0002487Hyperkinetic movements
HP:0001276Hypertonia
HP:0025517Hypoplastic hippocampus
HP:0000737Irritability
HP:0031008Lingual dystonia
HP:0002505Loss of ambulation
HP:0001268Mental deterioration
HP:0031908Micrographia
HP:0012048Oromandibular dystonia
HP:0011999Paranoia
HP:0009049Peroneal muscle atrophy
HP:0010808Protruding tongue
HP:0002322Resting tremor
HP:0100716Self-injurious behavior
HP:0008767Self-mutilation of tongue and lips due to involuntary movements
HP:0025479Self-neglect
HP:0000736Short attention span
HP:0000514Slow saccadic eye movements
HP:0001350Slurred speech
HP:0012697Small basal ganglia
HP:0030220Socially inappropriate behavior
HP:0001744Splenomegaly
HP:0012479Temporomandibular joint crepitus
HP:0025331Upgaze palsy
HP:0001824Weight loss
Very rare (<4-1%)
HP:0012332Abnormal autonomic nervous system physiology
HP:0001644Dilated cardiomyopathy
HP:0031964Elevated circulating alanine aminotransferase concentration
HP:0031956Elevated circulating aspartate aminotransferase concentration
HP:0025435Increased circulating lactate dehydrogenase concentration
HP:0012675Iron accumulation in brain
HP:0002360Sleep abnormality

Run the differential on the 2 obligate / very frequent terms

Annotation source: 29253590[PMID]_20301561[PMID]

7

Sources for this card