raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:168615

Hereditary persistence of alpha-fetoprotein

Type
Biological anomaly
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Adolescent
Status
active

Hereditary persistence of alpha-fetoprotein is a benign genetic condition characterized by persistence of high alpha-fetoprotein (AFP) levels throughout life, with no associated clinical disability and thus no need for specific therapy

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enHereditary persistence of alpha-fetoprotein
frPersistence héréditaire de l'alpha-foetoprotéine
deHereditäre Persistenz des Alpha-Fetoproteins
esPersistencia hereditaria de alfa-fetoproteína
itPersistenza ereditaria dell'alfa-fetoproteina
nlHereditaire persistentie van alfa-foetoproteïne
ptPersistência hereditária de alfa-fetoproteína
plDziedziczna przetrwała alfa-fetoproteina
csDědičné přetrvávání alfa-fetoproteinu
ukСпадкова персистенція альфа-фетопротеїну
zh遗传性持久性甲胎蛋白
trKalıtsal alfa-fetoprotein kalıcılığı

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM615970Evalidated
ICD-10R77.2NTBTattributednot yet validated
MONDO0014425Evalidated
UMLSC1863080Evalidated

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 (1):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
AFPDisease-causing germline mutation(s) inAssessedHGNC:317ENSG000000810511041504q13.3alpha fetoprotein7684942[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families19 familiesWorldwideFamily(ies)Validated21116028[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_21116028[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.

6

HPO phenotypes

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

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Sources for this card