MitraClip Therapy for Dynamic Mitral Regurgitation With Repetitive Heart Failure Exacerbation

An 89-year-old woman was admitted to hospital for heart failure (HF). On admission, transthoracic echocardiography revealed severe mitral regurgitation (MR) with leaflets tethering ([Figure 1A][1]). After treatment with diuretic agents and vasodilators, MR improved to mild ([Figure 1B][1]).