White platelet syndrome

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White platelet syndrome

ORPHA:370131Disease

What it is

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.

Key facts

Prevalence
<1 / 1 000 000
Age of onset
Childhood, Infancy
Inheritance
Autosomal dominant
Classified as
Disease

Prevalence figures describe populations, not individuals, and are often estimates from a single study. Where the figure is an incidence or a birth prevalence, it says so.

ICD-10 codes

D69.1filed under a broader ICD-10 category — shared with 14 other rare diseases

ICD-10 has no distinct code for most rare diseases, so many are filed under the nearest available one. A shared code identifies the group, not this disease — the ORPHAcode above is what identifies it.

Related health topics

Reached through the ICD-10 categories this disease is filed under, so these describe the broader group rather than this disease specifically.

Cross-references

GARD 9282MESH C536702MONDO 0018269UMLS C2931293

Orphadata Science: Free access data from Orphanet. © INSERM 1999. Data version 2026-06-23. Available under CC BY 4.0. This is a reference, not medical advice.

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