This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Surgery
Commonest cause of moality in Ivor Lewis operation 
Select and explain. 
A. Pulmonary atelectasis, B. Anastmotic leak, C. Thorasic duct fistula, D. Sub diphragmatic collection
B: Anastmotic leak
Answer: B: Anastmotic leak 
Explanation: Ivor Lewis operation is done for esophageal carcinoma. It is a 2 stage operation, in which abdomen is opened first, closed and then thoracotomy is performed. As it involves esophago- gastric anastomosis, Major complication causing moality is anastomotic leak. Aggressive investigation for leak is mandatory in case of unexplained fever or clinical event. Reference: Bailey and love, 27th edition, page 1092,1093