PAPILLARY MUSCLE RUPTURE

Course overview

PAPILLARY MUSCLE RUPTURE IS A RARE AND POTENTIALLY FATAL COMPLICATION THAT TYPICALLY FOLLOWS A MYOCARDIAL INFARCTION OR OCCURS SECONDARY TO INFECTIVE ENDOCARDITIS. ACUTE RUPTURE FREQUENTLY RESULTS IN SEVERE MITRAL VALVE REGURGITATION, ACUTE LIFE-THREATENING CARDIOGENIC SHOCK, AND PULMONARY EDEMA. PAPILLARY MUSCLE DYSFUNCTION LEADS TO REGURGITATION OF BLOOD THROUGH THE VALVES CAUSING THE BACKWARD FLOW OF BLOOD AND CAN LEAD TO THE LEFT OR RIGHT-SIDED HEART FAILURE. THIS ACTIVITY REVIEWS THE PATHOPHYSIOLOGY, EVALUATION, AND MANAGEMENT OF PAPILLARY MUSCLE RUPTURE AND HIGHLIGHTS THE ROLE OF THE INTERPROFESSIONAL TEAM IN THE CARE OF AFFECTED PATIENTS.