This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Contraceptives, Subject name: Gynaecology & Obstetrics
[{'content': 'Non-Contraceptive benefits of Mirena are all except : \nSelect and explain. \nA. Relief from menorrhagia, B. Relief of dysmenorrhea in endometriosis, C. Decreases risk of endometrial cancer, D. Decreases risk of ovarian cancer', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Health benefits of Mirena include: 1. Reduction of blood loss, which benefits patients with anemia and dysfunctional uterine bleeding 2. Reduction of pain and dysmenorrhea in endometriosis and adenomyosis 3. Beneficial effect on fibroids 4. Does not influence lactation or affect infant growth and development. 5. Can be used in prevention and treatment of endometrial hyperplasia. 6. Decreases the risk of endometrial cancer. 7. Decreases the risk of PID and hence protects against ectopic pregnancy.', 'role': 'assistant'}]