S
WAberrant subclavian artery
WAneurysm of sinus of ValsalvaA
WAnomalous left coronary artery from the pulmonary artery
WAnomalous pulmonary venous connectionB
WArteriovenous malformation
WCerebral arteriovenous malformationC
WCoarctation of the aorta
WCongenital stenosis of vena cavaD
WPersistent left superior vena cava
WPulmonary atresiaE
WRight-sided aortic arch
WSingle umbilical arteryF
WStenosis of pulmonary artery
WVein of Galen aneurysmal malformations