Abstract:A case of parahemophilia in a five year old child has been presented. This case follows the pattern first described by Owren, namely, a congenital hemorrhagic disease with deficient prothrombin activity by the one-stage method correctable by the addition of prothrombin-free plasma. The positive laboratory findings consisted of a prolonged prothrombin time and a slightly prolonged clotting time. Ac globulin deficiency was confirmed both by Dr. Seegers and by Dr. Stefanini. There was no abnormal fibrinolytic act… Show more
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