This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.V.S, 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. Asohoff bodies, C. Calcific degeneration, D. Ruptured chordae tendinae
A: Myxomatous degeneration
Answer: A: Myxomatous degeneration 
Explanation: MVP, also variously termed the systolic click-murmur syndrome, Barlow's syndrome, floppy-valve syndrome, and billowing mitral leaflet syndrome, is resulting from diverse pathologic mechanisms of the mitral valve apparatus. Among these are excessive or redundant mitral leaflet tissue, which is commonly associated with myxomatous degeneration and greatly increased concentrations of ceain glycosaminoglycans. (Harrison's Principles of internal medicine, 18 th edition, page 1937 )