This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Brain Imaging: Anatomy, Trauma, and Tumors, Subject name: Radiology
Investigation of choice to evaluate intracranial hemorrhage of less than 48 hours is - 
Select and explain. 
A. CT scan, B. MRI, C. PET, D. SPECT
A: CT scan
Answer: A: CT scan 
Explanation: Ans. is 'a' i.e., CT o Procedure of choice for emergent evaluation of acute intracerebral hemorrhage - CT scan.