This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Gynaecology & Obstetrics
Which one of the following is the ideal contraceptive for a female patient with hea disease? 
Select and explain. 
A. IUCD, B. Depoprovera, C. Diaphragm, D. Oral contraceptive pills
C: Diaphragm
Answer: C: Diaphragm 
Explanation: Diaphragm as barrier contraceptives are contraceptive of choice in cardiac patients. Ref: Shaw's Textbook of Gynaecology, 13th Edition, Page 240 ; PSM and Biostatistics: Slef Assessment and Review - Park, 18th Edition, Pages 362, 370