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
Superolateral boundary of axillary dissection is 
Select and explain. 
A. Clavipectoral fascia, B. Branchial plexus, C. Axillary aery, D. Axillary vein
D: Axillary vein
Answer: D: Axillary vein 
Explanation: Lateral group of axillary nodes are present along axillary vein. Axillary dissection is the removal of fat, fascia, nodes in the axilla. Usually level 1 and level 2 nodes are removed. Nodes below the axillary vein are usually removed. so the superolateral boundary of axillary dissection is axillary vein. Dissection is done through an individual crease transverse inciaion in the axilla. Reference :SRB's Manual of Surgery, 6th Edition, page no = 543, 529.