This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2018, Subject name: Surgery
[{'content': 'All of the following are features of Zollinger-Ellison syndrome except:- \nSelect and explain. \nA. Intractable peptic ulcers, B. Severe diarrhea, C. Arise from beta cell tumors of pancreas, D. Very high acid output', 'role': 'user'}, {'content': 'Answer: C \nExplanation: ZESaAKA Gastrinoma - arise from G- cells/ Gastrin producing cells Has increased gastrin production causing increased acid production- leads to peptic ulcer disease Causes of diarrhea: -Acid produced reaches duodenum and inactivate pancreatic enzymes(works only in alkaline ph) causing Malabsorption -Acid reaches proximal jejunum and causes irritation- leads to jejunal secretion', 'role': 'assistant'}]