raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:206583

Adult polyglucosan body disease

Synonyms: APBD

Type
Clinical subtype
Group
Subtype of disorder
Inheritance
Autosomal recessive
Age of onset
Adult
Status
active

A glycogen storage disease of adults characterized by progressive upper and lower motor neuron dysfunction, progressive neurogenic bladder and cognitive difficulties that can lead to dementia.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAdult polyglucosan body diseaseAPBD
frMaladie des corps de polyglucosane de l'adulte= en
dePolyglukosankörper-Krankheit, adulte= en
esAdult polyglucosan body diseaseECPA
itMalattia da corpi di poliglucosano dell'adulto= en
nlVolwassen ziekte met polyglucosanlichaampjes= en
ptDoença de corpos de poliglucosano do adulto
plChoroba ciał skrobiowatych u dorosłych= en
csAdultní nemoc s polyglukosanovými tělísky= en
ukХвороба з поліглюкозановими тільцями у дорослих= en
zh成人葡聚糖多聚体神经病变= en
trYetişkin poliglukozan vücut hastalığı= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM263570Evalidated
ICD-10E74.0NTBTattributedvalidated
ICD-115C51.3NTBTattributedvalidated
MONDO0009897Evalidated
MeSHC564878Evalidated
UMLSC1849722Evalidated
GARD108Evalidated
MedDRA10077946Evalidated

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 (2):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
GBE1Disease-causing germline mutation(s) inAssessedHGNC:4180ENSG000001144806078393p12.21,4-alpha-glucan branching enzyme 110762170[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families50 casesWorldwideCase(s)Validated[EXPERT]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET

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

18 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0007256Abnormal pyramidal sign
HP:0001288Gait disturbance
HP:0001269Hemiparesis
HP:0001249Intellectual disability
HP:0001324Muscle weakness
HP:0000011Neurogenic bladder
HP:0009830Peripheral neuropathy
HP:0001257Spasticity
HP:0002839Urinary bladder sphincter dysfunction
HP:0000020Urinary incontinence
Frequent (79-30%)
HP:0000708Atypical behavior
HP:0002936Distal sensory impairment
HP:0200042Skin ulcer
Occasional (29-5%)
HP:0002071Abnormality of extrapyramidal motor function
HP:0001251Ataxia
HP:0000726Dementia
HP:0003457EMG abnormality
HP:0001376Limitation of joint mobility

Run the differential on the 10 obligate / very frequent terms

7

Sources for this card