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hy·po·pro·throm·bin·emia or chiefly Brit hy·po·pro·throm·bin·ae·mia -prō-.thräm-bə-'nē-mē-ə n deficiency of prothrombin in the blood usu. due to vitamin K deficiency or liver disease (esp. obstructive jaundice) and resulting in delayed clotting of blood or spontaneous bleeding (as from the nose or into the skin) called also prothrombinopenia
hy·po·pro·throm·bin·emic or chiefly Brit hy·po·pro·throm·bin·ae·mic -'nē-mik adj
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hy·po·pro·throm·bin·emia (hi″po-pro-throm″bĭ-neґme-ə) deficiency of prothrombin (coagulation factor II) in the blood; called also prothrombinopenia.Medical dictionary. 2011.