All the following are true about Haemophilia A except: (A) PT increased, (B) PTT increased, (C) Serum levels of factor VIII are decreased, (D) Clotting time is increased
Answer is A. In Haemophilia A, bleeding time, prothrombin time and platelet counts are normal. aPTT is typically prolonged. Factor 8 is decreased. Clotting time is increased. Reference : Medicine, Prep Manual of UG, George Mathew,5th Edition, page no : 98.