coarctation(redirected from coarctations)
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coarctation of aorta a congenital heart defect consisting of localized deformity of the tunica media of the aorta, causing narrowing (usually severe) of the lumen of the vessel .
reversed coarctation pulseless disease.
A constriction, stricture, or stenosis.
coarctation/co·arc·ta·tion/ (ko″ahrk-ta´shun) narrowing.
coarctation of aorta a local malformation marked by deformed aortic media, causing narrowing of the lumen of the vessel.
reversed coarctation Takayasu's arteritis.
A narrowing or constricting, especially of the aorta or of a blood vessel.
a compression, shriveling, or stricture of the walls of a vessel, such as the aorta.
coarctationA stricture or point of contraction. See Aortic coarctation.
A constriction, stricture, or stenosis, particularly of the aorta.
coarctationA constriction or narrowing, especially of a blood vessel.
stricture or narrowing.
coarctation of aorta
a localized malformation characterized by deformity of the tunica media of the aorta, causing narrowing, usually severe, of the lumen of the vessel. See also aortic coarctation.