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
Hess hunt scale is used in: 
Select and explain. 
A. Extradural hemorrhage, B. Anterior cranial fracture, C. Posterior cranial fracture, D. Subarachnoid hemorrhage
D: Subarachnoid hemorrhage
Answer: D: Subarachnoid hemorrhage 
Explanation: Hess hunt scale is used to grade the severity of subarachnoid hemorrhage.