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What is A patient presents to the emergency department of AIIMS with the most severe headache of his life. What should be done next? and explain in detail?
ANS. B* Investigation of choice in subarachnoid hemorrhage (SAH): Noncontrast CT* Investigation of choice in aneurysm: DSA* Investigation which can diagnose ischemia in brain earliest: MRI (diffusion weighted imaging, within 3-30 minutes)* First imaging investigation to be done in a patient with suspected stroke: Noncontrast CT.