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: Psychiatry
Most common complication of ECT is - 
Select and explain. 
A. Antegrade amnesia, B. Retrograde amnesia, C. Psychosis, D. Depression
B: Retrograde amnesia
Answer: B: Retrograde amnesia 
Explanation: Amnesia is the most common side effect of ECT. Both retrograde and anterograde amnesia are seen, however retrograde amnesia is much more common.