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: Medicine
[{'content': 'Which of the following is true about empty sella syndrome \nSelect and explain. \nA. Incidental finding, B. Visual defects, C. Anosmia, D. Hypogonadism', 'role': 'user'}, {'content': 'Answer: A \nExplanation: It is incidental finding in asymptomatic patients in MRI.', 'role': 'assistant'}]