This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General obstetrics, Subject name: Gynaecology & Obstetrics
All of the following can cause DIC during pregnancy except. 
Select and explain. 
A. Diabetes mellitus, B. Amniotic fluid embolism, C. Intrauterine death, D. Abruptio placentae.
A: Diabetes mellitus
Answer: A: Diabetes mellitus 
Explanation: <p> Causes of DIC are abruptio placenta,intrauterine feral death, amniotic fluid embolism,severe preeclampsia,septic aboion,chorioamnionitis. reference:Mudaliar and Menon&;s clinical obstetrics,12th edition,page no;424. <\p>