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: Surgery
Popcorn calcificatin in mammography is seen in ? 
Select and explain. 
A. Fibroadenoma, B. Fat necrosis, C. Cystosarcoma phylloides, D. Ca Breast
A: Fibroadenoma
Answer: A: Fibroadenoma 
Explanation: Ans is 'a' Fibroadenoma "Large lobulated (popcorn) calcification have a characteristic mammographic appearance" - Robbins Fibroadenomas are the most common benign tumors of breast.