A 10 year old boy presents with mucosal bleeding of 1 week duration. The investigation of choice that will be most useful in him is -: (A) Prothrombin time, (B) Clotting time, (C) Paial thromboplastin time, (D) Platelet count
Answer is D. Ans. is 'd' i.e., Platelete count o Bleeding from mucosal surface suggests thrombocytopenia or defect in platelet function. o First do platelet count, if there is thrombocytopenia, fuher investigation will be required.