Pathology A 9 year old boy with elevation in both PT and APTT. What is the diagnosis aEUR’ A Defect in extrinsic pathway B Detect in intrinsic pathway C Platelet function defect D Defect in common pathway 💡 Explanation A 9 year old boy with elevation in both PT and APTT. What is the diagnosis aEUR' ✓ Correct Answer: D. Defect in common pathway