This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology and breast, Subject name: Surgery
[{'content': 'Sign seen in "Large duct papilloma" is? \nSelect and explain. \nA. Nipple discharge, B. Breast mass, C. Skin excoriation, D. Lymph node involvement', 'role': 'user'}, {'content': "Answer: A \nExplanation: Duct papilloma are epithelium lined true polyps of breast lctiferous duct. C/f: papilliferous swelling near the nipple orifice. Blood stained discharge from nipple is common, serous or serosanguinous dicharge can also occur. SRB's Manual of Surgery.Edition -5. Pg no:528", 'role': 'assistant'}]