Which of the following is true about symptomatic mitral valve prolapse?

In MVP, the mitral valve leaflets have systolic displacement of >2mm above plane of mitral annulus into left atrium. Hence choice A is correct During standing venous return reduces, leading to reduced LV volume and mid-systolic click comes closer to S1. Hence choice B is wrong. Beta blockers- used to control palpitations Sudden death is a very rare complication and occurs most often in patients with severe MR and depressed left ventricle (LV) systolic function, although it can occur in individuals with normal LV size and function.