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: Pathology
Breast Ca is not a/w - 
Select and explain. 
A. BRCA 1 & BRCA 2, B. Apocrine metaplasia, C. Atypical ductal hyperplasia, D. All
B: Apocrine metaplasia
Answer: B: Apocrine metaplasia 
Explanation: Ans. is 'b' i.e., Apocrine metaplasiao Apocrine metaplasia and fibroadenoma (without atypical features) do not increase the risk of breast cancer.o Atypical epithelial hyperplasia moderately increases the risk and moderate to florid epithelial hyperplasia slightlyincreases the risk for breast carcinoma.o Mutations in BRCA 1 and BRCA2 are associated with breast cancer.