raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:370131

White platelet syndrome

Type
Disease
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Childhood, Infancy
Status
active

White platelet syndrome (WPS) is a platelet granule disorder characterized by thrombocytopenia, increased mean platelet volumes, decreased platelet responsiveness to aggregating agents, and significant defects in platelet ultrastructural morphology leading to prolonged bleeding times and bleeding.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enWhite platelet syndrome
frThrombocytopénie de White
deWhite-platelet-Syndrom
esSíndrome de las plaquetas de White
itSindrome delle piastrine bianche
nlWhite-bloedplaatjessyndroom
ptSíndrome das plaquetas White
plZespół białych płytek
csPorucha trombocytů, Whitové typWhitové trombocytopenie
ukСиндром білих тромбоцитів
zh白血小板综合征
trBeyaz trombosit sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10D69.1NTBTattributedvalidated
ICD-113B62.0YNTBTattributedvalidated
MONDO0018269Evalidated
MeSHC536702Evalidated
UMLSC2931293Evalidated
GARD9282Evalidated

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

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families1 familiesWorldwideFamily(ies)Validated15203719[PMID]
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

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

7

Sources for this card