Source:http://linkedlifedata.com/resource/umls/id/C0040963
MSH: The pathologic narrowing of the orifice of the TRICUSPID VALVE. This hinders the emptying of RIGHT ATRIUM leading to elevated right atrial pressure and systemic venous congestion. Tricuspid valve stenosis is almost always due to RHEUMATIC FEVER.,NCI: Narrowing or stricture of the tricuspid orifice of the heart.,NCI: Narrowing or stricture of the tricuspid orifice of the heart.