Mayo Clinic heart experts highlight transformational delivery of minimally invasive treatment for mitral valve disease. Phillip G. Rowse, M.D., and Arman Arghami, M.D., cardiovascular surgeons, discuss cardiac surgical techniques for mitral valve repair or replacement, and Mackram F. Eleid, M.D., interventional cardiologist, discusses new technology used in catheter-based approaches to care. Cardiologist Hector I. Michelena, M.D., reviews imaging diagnostic tools.