Repetition Training More Heart Sounds Mitral Valve Prolapse with Mid Systolic Click - Standing - Auscultation Lesson Listen The patient's position is standing. Visualize Observe LessonsPatent Ductus Arteriosus 235.Mitral Regurgitation and Aortic Regurgitation 236.Mitral Stenosis Severe and Regurgitation Mild - Rheumatic Origin 237.Aortic Stenosis Moderate and Regurgitation Mild - Rheumatic Origin 238.Tetralogy of Fallot.✓Mitral Valve Prolapse with Mid Systolic Click - Standing.Sign-in to enable progress reports and certificates.