Noun
obstruction or narrowing of the mitral valve (as by scarring from rheumatic fever)
Source: WordNetIf you have mitral stenosis, you will need to work closely with your cardiologist to decide whether and when surgery becomes necessary, and then choose the surgical approach that best suits your individual needs. Source: Internet
However, with good medical and surgical care, people with mitral stenosis generally can expect a quite good outcome. Source: Internet