<unk> , also known as pulmonary regurgitation, is the backward flow of blood from the pulmonary artery, through the pulmonary valve, and into the right ventricle of the heart during diastole. While a small amount of<unk>  may occur in healthy individuals, it is usually detectable only by an echocardiogram and is harmless. More<unk> onounced regurgitation that is noticed through a routine physical examination is a medical sign of disease and warrants further investigation.
Pulmonic regurgitation
Tricuspid stenosis
Tricuspid regurgitation
Pulmonary valve stenosis
Aortic regurgitation
Pulmonary vein stenosis
Mitral stenosis
Dextrocardia