<unk>  is considered a risk marker in people with mitral valve prolapse as it has an association between mitral valve prolapse and ventricular arrhythmias and myocardial fibrosis, which in some rare cases can lead to cardiac arrest.
Mitral annular disjunction
Quadricuspid aortic valve
Flutter valve
Bicuspid aortic valve
Atrioventricular septal defect
Accessory auricle
Mitral annular calcification
Ventricular outflow tract obstruction