High prevalence rate of left superior vena cava determined by echocardiography in patients with congenital heart disease in Saudi Arabia
Background: Persistent left superior vena cava (LSVC) is one of the common anomalies of the systemic veins. Its prevalence is 0.1-0.3% in the general population and is more common with congenital heart disease (CHD). The importance of detecting persistent LSVC prior to cardiac surgery is paramount for systemic veins cannulations. Aim: The aim was to evaluate the prevalence of persistent LSVC in pa