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
A young asymptomatic female is observed to have a Midsystolic Click on routine examination. Valves are likely to show 
Select and explain. 
A. Myxomatous degeneration, B. Aschoff bodies, C. Calcific degeneration, D. Ruptured chordae tendinae
A: Myxomatous degeneration
Answer: A: Myxomatous degeneration 
Explanation: Answer is A (Myxomatous degeneration) Presence of midsystolic click in an asymptomatic female suggests a diagnosis of Mitral Valve Prolapse (MVP). MVP is associated with myxomatous degeneration of the mitral valves. Ruptured chordae tendinae may be seen in MVP but these patients are usually symptomatic with significant Regurgitation (MR).