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
All produce continuous murmurs except - 
Select and explain. 
A. Mitral valve prolapse, B. Arterio venous malfromations, C. Ruptured sinus of valsalva, D. PDA
A: Mitral valve prolapse
Answer: A: Mitral valve prolapse 
Explanation: None