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The Human Phenotype Ontology (HPO) is downloaded weekly from The file downloaded is considered the "last stable build" available for the ontology. For more about the HPO, view their website at

Term:Abnormal thrombosis
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Accession:HP:0001977 term browser browse the term
Definition:Venous or arterial thrombosis (formation of blood clots) of spontaneous nature and which cannot be fully explained by acquired risk (e.g. atherosclerosis).
Synonyms:exact_synonym: Abnormal blood clot;   Abnormal blood clotting
 xref: UMLS:C4025731

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  Human phenotype 0
    Phenotypic abnormality 0
      Abnormality of blood and blood-forming tissues 0
        Abnormal thrombosis 0
          Arterial thrombosis 0
          Disseminated intravascular coagulation + 0
          Peripheral thrombosis 0
          Thromboembolism + 0
          Venous thrombosis + 0
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