This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pathophysiology - Neoplasms, Subject name: Surgery
Which is the treatment of choice for CA head of pancreas - 
Select and explain. 
A. Radiotherapy, B. Chemotherapy+ Radiotherapy, C. Whipple's Surgery, D. Resection of the entire pancreas with adjuvant chemotherapy
C: Whipple's Surgery
Answer: C: Whipple's Surgery 
Explanation: Ans. is 'c' i.e., Whipple's Surgery Whipples operation (Pancreaticoduodenectomy)o Is the most commonly performed operation for carcinoma of head of pancreas, o It includes resection of:# distal stomach# Duodenum# gall bladder# Proximal jejunum# CBD# Regional lymphatics# head ot pancreaso Restoration of gastrointestinal continuity requires# pancreaticojej unostomy# choledochojejunostomy &# gastrojejunostomyo In pylorus preserving pancreaticoduodenectomy the pylorus is spared.