Rare diseases · Sign or symptom
Abnormal platelet volume
HP:0011876
What it means
Anomalous size of platelets. Most normal sized platelets are 1.5 to 3 micrometers in diameter. Large platelets are 4 to 7 micrometers. Giant platelets are larger than 7 micrometers and usually 10 to 20 micrometers.
Part of the broader category
Abnormal platelet volume
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Start free with EleplanThis page uses the Human Phenotype Ontology (2026-06-23) — Human Phenotype Ontology Consortium, hpo.jax.org. Disease associations from Orphanet (INSERM), CC BY 4.0. Content is educational and is not medical advice.