raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:2781

Osteopetrosis and related disorders

Type
Clinical group
Group
Group of disorders
Inheritance
Autosomal dominant, Autosomal recessive, X-linked recessive
Age of onset
All ages
Status
active

Osteopetrosis, also known as marble bone disease, is a descriptive term that refers to a group of rare, heritable disorders of the skeleton characterized by increased bone density on radiographs.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enOsteopetrosis and related disorders
frOstéopétrose et maladies associées
deOsteopetrose und verwandte Krankheiten
esOsteopetrosis
itOsteopetrosi
nlOsteopetrose en gerelateerde aandoeningen
ptOsteopetrose
plOsteopetroza
csOsteopetróza a související poruchy
ukОстеопетроз та повязані з ним захворювання
zh骨硬化症及其相关疾病
trOsteopetroz ve -ilişkili bozukluklar

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q78.2Especificvalidated
ICD-11LD24.10Especificvalidated
MONDO0017198Evalidated
MONDO17198Evalidated
MeSHD010022Evalidated
UMLSC0029454Evalidated
GARD4155Evalidated
MedDRA10031280Evalidated

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):

Children (20):

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Annual incidence1-9 / 100 0001 / 100 000EuropeValue and classNot yet validated16307387[PMID]
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

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

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Sources for this card