In Hemophilia B what is most common cause of death?: (A) Hemorrhage, (B) HIV, HBV, HCV due to transfusions, (C) Transfusion reactions, (D) Deep vein thrombosis
Answer is A. Hemophilia B- inherited, X-linked recessive disorder resulting in deficiency of functional plasma coagulation factor IX. Morbidity and death are primarily the result of hemorrhage, although infectious diseases (e.g., HIV, hepatitis) also has some role.