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Official Description

Atresia and stenosis of aorta
Absence of aorta
Aplasia of aorta
Hypoplasia of aorta
Stricture of aorta
Supra (valvular)-aortic stenosis
Excludes: congenital aortic (valvular) stenosis or stricture, so stated (746.3)
hypoplasia of aorta in hypoplastic left heart syndrome (746.7)
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