Rare diseases · Sign or symptom
Abnormal coagulation factor V activity
HP:0031899
What it means
Any deviation from the activity of coagulation factor V.
Factor V is activated to factor Va by means of minute amounts of thrombin (and inactivated by larger amounts of thrombin). Activated factor V (fVa) is a cofactor in the formation of the prothrombinase complex.
Part of the broader category
Also called: Abnormal factor V activity
Abnormal coagulation factor V activity
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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.