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: Medicine
Aoic regurgitation does NOT occur in : 
Select and explain. 
A. Acute MI, B. Marfan's syndrome, C. Rheumatic hea disease, D. Infective endocarditis
A: Acute MI
Answer: A: Acute MI 
Explanation: Answer is A (Acute myocardial infarction) Amongst the options provided Acute MI is most unlikely to produce Aoic regurgitation. Acute MI is the single best answer of exclusion.