<unk>  refers to abnormal narrowing of<unk>  orifice, which leads to obstruction of blood flow from left atrium to left ventricle most commonly as a complication of rheumatic fever.  The most common presentations of<unk>  are dyspnea, orthopnea, paroxysmal nocturnal dyspnea, and peripheral edema.<unk>  has a characteristic low-pitched, rumbling diastolic murmur, heard best at the apex during physical examination.  The definitive therapy for<unk>  include percutaneous balloon valvotomy, surgical<unk>  valve repair, or<unk>  valve replacement.
Mitral stenosis
Aortic regurgitation
Mitral regurgitation
Tricuspid stenosis
Tricuspid regurgitation
Aortic stenosis
Pulmonary valve stenosis
Pulmonic regurgitation