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: Radiology
[{'content': 'Which of the following is not a MRI feature of Mesial temporal sclerosis? \nSelect and explain. \nA. Atrophy of mammillary body, B. Atrophy of fornix, C. Blurring of Grey white matter junction of ipsilateral temporal lobe, D. Atrophy of hippocampus', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Classical MRI findings in mesial temporal sclerosis include decrease volume (atrophy) and abnormally increased T2\xa0signal of the hippocampus. Associated findings may include atrophy of ipsilateral mammillary body, fornix and other parts of the limbic system.', 'role': 'assistant'}]