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
False about Patey's Mastectomy. 
Select and explain. 
A. Also known as MRM, B. Intercostobranchial nerves are preserved, C. Axillary all nodes are removed, D. Pectoralis muscle is divided or retracted
B: Intercostobranchial nerves are preserved
Answer: B: Intercostobranchial nerves are preserved 
Explanation: Ans. (b) Intercosto branchial nerves are preserved (Ref Bailey and Love 27th edition Page 877)Patey's mastectomy:* Remove:# Whole breast# Including nipple, areola# All fat, fascia and 3 level Lymphnodes# Pectoralis minor divided or retracted (Actually Patey will remove)* Preserve:# Axillary vessels# Bell's nerve# Nerve to LatissimusInter costobranchial nerves usually divided during surgery