This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Breast, Subject name: Surgery
Most common presentation of DCIS is: - 
Select and explain. 
A. Breast nodule, B. Nipple discharge, C. Peau'd orange, D. Neck swelling
A: Breast nodule
Answer: A: Breast nodule 
Explanation: Ans. (a) Breast nodule(Ref. Bailey 27th Edition 872)* Most common presentation of DCIS is Breast Nodule.* DCIS is diagnosed on Mammography by it's characteristic micro calcifications.* Mammography is the IOC.* Treatment is excision by Simple mastectomy or BCS followed by tamoxifen.