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What is In haemorrhagic disease of newborn which of the following is prolonged and explain in detail?
A prolonged aPTT result may indicate the following : Congenital deficiencies of intrinsic system clotting factors such as factors VIII, IX, XI, and XII, including hemophilia A and hemophilia B (Christmas disease), two inherited bleeding disorders resulting from a deficiency in factors VIII and IX, respectively. Reference: GHAI Essential pediatrics, 8th edition