This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Gynaecology & Obstetrics
The recurrent risk for postpaum psychosis in next pregnancy is 
Select and explain. 
A. 10%, B. 20%, C. 35%, D. 50%
D: 50%
Answer: D: 50% 
Explanation: Postpaum psychosis has a 50% recurrence risk in the next pregnancy. Impoant risk for postpaum psychosis is a history of bipolar disease. (Ref: William's Obstetrics; 25th edition)