Prominent Eustachian Valve in Newborns: A Report of Four Cases
Abstract The Eustachian valve (EV) is an embryological remnant of Lecterns the inferior vena cava that during fetal life helps divert oxygenated blood from the IVC toward the foramen ovale to escape the pulmonary circulation.This remnant usually regresses after birth and is considered a Cosmetics Bag benign finding in the majority of cases.However,