Definitions for "Stenosis"
A narrowing of the opening or hollow of any passage, tube, or orifice; as, stenosis of the pylorus. It differs from stricture in being applied especially to diffused rather than localized contractions, and in always indicating an origin organic and not spasmodic.
narrowing of a body passageway
A swelling, constriction or narrowing of a duct or passage. See PV Stenosis.
Keywords:  valvular, heart, disease, see
See valvular heart disease.