This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Other topics and Adverse effects, Subject name: Anatomy
[{'content': 'Dr. Neelam decides to give estrogen therapy in a postmenopausal woman. The risk of which of the following will not be increased? \nSelect and explain. \nA. Gall stones, B. Osteoporosis, C. Endometrial carcinoma, D. Breast cancer', 'role': 'user'}, {'content': 'Answer: B \nExplanation: (Ref: KDT 6/e p301) Estrogen is used for the treatment of osteoporosis in post-menopausal female.', 'role': 'assistant'}]