Mitral Valve Prolapse

Question 1

What causes a mid-systolic click?

Answer 1

o Inability of the papillary muscles or the chordae tendinea to tether the mitral valves in the late stages of systole
o The prolapsing of the valve leaflet into the LA and sudden tensing of the mitral valve apparatus causes the mid-systolic click

Question 2

Causes of MVP

Answer 2

Sporadic primary MVP

• Myxomatous degeneration of the mitral valve tissue

Familial MVP

Secondary MVP due to mixed connective disease

• Marfan’s syndrome
• Ehlers danlos syndrome
• Osteogenesis Imperfecta
• Polycystic Kidney disease
• SLE

Secondary MVP due to papillary muscle rupture

Question 3

How to do treat MVP

Answer 3

Most people have mild disease

Rx as per Mitral Regurgitation