This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Surgery
what is the most common site of gastrinoma in MEN 1 syndrome 
Select and explain. 
A. Jejunum, B. Ileum, C. Duodenum, D. stomach
C: Duodenum
Answer: C: Duodenum 
Explanation: wall of the first pa of duodenum is the most common site of gastrinoma ref : bailey and love 27th ed