Most common cardiac anomaly in Turnur&;s syndrome is ?

Turner syndrome is a condition usually associated with reduced final height, gonadal dysgenesis, and thus insufficient circulating levels of female sex steroids, and infeility. A number of other signs and symptoms are seen more frequently with the syndrome. With respect to cardiac function, congenital malformations of the hea and the great vessels, hypeension and ischemic hea disease, and increased risk of aoic dissection, bicuspid aoic valve. Cardiovascular complications in (16%) and are often described and may occur in isolation from any hea disease, suggesting a vasculopathy specific to the syndrome, probably predisposed to by extracardiac risk factors such as Reference: GHAI Essential pediatrics, 8th edition