This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
[{'content': 'Which of the following is not a symptom of menetrier disease \nSelect and explain. \nA. Weight gain, B. Edema, C. Diarrhea, D. Vomiting', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Menetrier disease associated with loss of proteins and diarrhoea so there will be weight loss', 'role': 'assistant'}]