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
[{'content': 'In Peripaum cardiomyopathy, cardiac failure can develop anytime during \nSelect and explain. \nA. Anytime during antenatal period, B. Only during third trimester, C. Only during 6 weeks postpaum, D. Last month of pregnancy or within 5 months after delivery', 'role': 'user'}, {'content': "Answer: D \nExplanation: Diagnostic criteria for peripaum cardiomyopathy: Development of cardiac failure in the last month of pregnancy or within 5 months after deliveryThe absence of an identifiable cause for the cardiac failure, The absence of recognizable hea disease prior to the last month of pregnancy, and Left ventricular systolic dysfunction demonstrated by classic echocardiographic criteria, such as depressed ejection fraction or fractional shoening along with a dilated left ventricle (Ref: William's Obstetrics; 25th edition)", 'role': 'assistant'}]