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': 'Hunt Hess scale is used to grade manifestations of \nSelect and explain. \nA. Subarachnoid hemorrhage, B. Meningioma, C. Hydrocephalus, D. Tuberculous meningitis', 'role': 'user'}, {'content': "Answer: A \nExplanation: Answer-A. Subarachnoid hemorrhageThe initial clinical manifestations of SAH are graded using the Hunt-Hess or World Federation of Neurosurgical Societies classification schemes.A grading system has therefore been developed to document the severity of patient's disease in order to guide therapy and prognostication.", 'role': 'assistant'}]