A young patient is hospitalized with petechiae of oral mucous membrane, marginal gingival hemorrhage and with a platelet count of 45,000/ cc The BT and Clot Retraction time are increased, RBC and TLC are normal He is suffering from________________?
A. Infectious mononucleosis
B. Thrombocytopenic purpura
C. Leukemia
D. Hemophilia