Mitral Stenosis
A narrowing of the mitral valve, which controls blood flow from the heart’s upper left chamber to its lower left chamber. May result from an inherited (congenital) problem or from rheumatic fever
Disorder
Mitral Atresia
Complete obstruction to the mitral valve.
Maladie de Roger
A form of congenital heart disease in which there is a small ventricular septal defect that produces a loud heart murmur. It usually causes no symptoms.