Medicine A seven year old girl presents with repeated episodes of bleeding into joints. APTT is prolonged and PT is normal. The most likely diagnosis is. A Factor VIII deficiency (Hemophilia A) B Factor VII deficiency C Von Willebrand Disease D Factor XII deficiency 💡 Explanation A seven year old girl presents with repeated episodes of bleeding into joints. APTT is prolonged and PT is normal. The most likely diagnosis is. ✓ Correct Answer: C. Von Willebrand Disease