This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bleeding Disorders, Subject name: Pathology
Most common cause of DIC 
Select and explain. 
A. Obstetric complications, B. Cyanotic heart disease, C. Malignancies, D. Extensive bums
A: Obstetric complications
Answer: A: Obstetric complications 
Explanation: Ans. (a) Obstetric complications(Ref: Harrison 18th ed/pg 1390)The most common causes are bacterial sepsis, malignant disorders such as solid tumors or acute promyelocytic leukemia, and obstetric causes. DIC is diagnosed in almost one-half of pregnant women with abruptio placentae, or with amniotic fluid embolism