raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:439854

Fatal congenital hypertrophic cardiomyopathy due to glycogen storage disease

Synonyms: Fatal congenital hypertrophic cardiomyopathy due to glycogenosis · Fatal congenital hypertrophic cardiomyopathy due to GSD

Type
Disease
Group
Disorder
Inheritance
Not applicable
Age of onset
Antenatal, Neonatal
Status
active

A rare glycogen storage disease characterized by fetal or neonatal onset of severe cardiomyopathy with non-lysosomal glycogen accumulation and fatal outcome in infancy. Patients present with massive cardiomegaly, severe cardiac and respiratory complications, and failure to thrive. Non-specific facial dysmorphism, bilateral cataracts, macroglossia, hydrocephalus, enlarged kidneys, and skeletal muscle involvement have been reported in some cases.

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Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enFatal congenital hypertrophic cardiomyopathy due to glycogen storage diseaseFatal congenital hypertrophic cardiomyopathy due to glycogenosis · Fatal congenital hypertrophic cardiomyopathy due to GSD
frCardiomyopathie hypertrophique congénitale létale par maladie de stockage du glycogèneCardiomyopathie hypertrophique congénitale létale par GSD · Cardiomyopathie hypertrophique congénitale létale par glycogénose
deFatale kongenitale hypertrophe Kardiomyopathie durch GlykogenoseFatale kongenitale hypertrophe Kardiomyopathie durch GSD · Fatale kongenitale hypertrophe Kardiomyopathie durch Glykogen-Speicherkrankheit
esMiocardiopatía hipertrófica fatal congénita por una enfermedad por almacenamiento de glucógenoMiocardiopatía hipertrófica fetal congénita por GSD · Miocardiopatía hipertrófica fetal congénita por una glucogenosis
itCardiomiopatia ipertrofica congenita letale dovuta a malattia da deposito di glicogenoCardiomiopatia ipertrofica congenita letale da GSD · Cardiomiopatia ipertrofica congenita letale da glicogenosi
nlFatale congenitale hypertrofische cardiomyopathie door glycogeenstapelingsziekteFatale congenitale hypertrofische cardiomyopathie door GSD · Fatale congenitale hypertrofische cardiomyopathie door glycogenose
ptMiocardiopatia hipertrófica congénita por glicogenose, forma fatal
plŚmiertelna wrodzona kardiomiopatia przerostowa spowodowana chorobą spichrzania glikogenuŚmiertelna wrodzona kardiomiopatia przerostowa spowodowana glikogenozą · Śmiertelna wrodzona kardiomiopatia przerostowa spowodowana GSD
csFatální vrozená hypertrofická kardiomyopatie způsobená střádáním glykogenuFatální vrozená hypertrofická kardiomyopatie způsobená GSD · Fatální vrozená hypertrofická kardiomyopatie způsobená glykogenózou
ukВроджена гіпертрофічна кардіоміопатія з летальним наслідком через хворобу накопичення глікогенуФатальна вроджена гіпертрофічна кардіоміопатія внаслідок глікогенозу · Фатальна вроджена гіпертрофічна кардіоміопатія внаслідок GSD
zh糖原贮积病所致的致命性先天性肥厚型心肌病糖原病导致的致命性先天性肥厚型心肌病
trGlikojen depo hastalığına bağlı letal doğumsal hipertrofik kardiyomiyopatiGSD'ye bağlı ölümcül doğumsal hipertrofik kardiyomiyopati · Glikojenoza bağlı ölümcül doğumsal hipertrofik kardiyomiyopati

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM261740Evalidated
ICD-10E74.0NTBTattributedvalidated
ICD-115C51.3NTBTattributedvalidated
MONDO0009867Evalidated
MeSHC564888Evalidated
UMLSC1849813Evalidated
GARD10728Evalidated

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

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Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (2):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
PRKAG2Disease-causing germline mutation(s) inAssessedHGNC:9386ENSG000001066176027437q36.1protein kinase AMP-activated non-catalytic subunit gamma 215877279[PMID]_17667862[PMID]
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Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families10 casesWorldwideCase(s)Validated10368461[PMID]_15877279[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_10368461[PMID]_15877279[PMID]

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

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HPO phenotypes

Orphanet has no HPO annotation for this code in this release.

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Sources for this card