Mitral regurgitation

Acute- posteromedial papillary muscle rupture→ nitropusside, IABP Chronic 1.Organic Etiology: myxomatous degeneration, rheumatic fever, IE Medication: ACEi, b-blocker Surgery: Asymptomatic severe MR+EF<60 or ESD>40, symptomatic+EF>30 or ESD<55 Other treatment- mitral clip 2.Functional Etiology: DCM, LV dysfunction Medication: ACEi, b-blocker Other treatment- mitral clip