Fig. 1From: A potential misdiagnosis in the COVID-19 pandemic era: a case report of superimposed thrombosis or tumor recurrenceLarge round mobile mass attached to tip of anterior mitral valve leaflet (29 × 20 mm) protrude to left ventricle producing significant functional mitral stenosis (apical 4-chamber view in transthoracic echocardiography)Back to article page