Persistent left superior vena cava Francesco Contarin, MD Article Published: Jul 30, 2012 Francesco Contarin, MDClinica SANATRIX. Caracas Venezuela  Case report: This is a case of 25-year-old patient,G2P1,with unremarkable history. Ultrasound findings: Figure 1, 2: Showing the dilated coronary sinus (asterisk), left (L) and right(R) superior vena cava, pulmonary artery and aorta. Video: Showing the same findings Sorry, your browser doesn't support embedded videos. Sorry, your browser doesn't support embedded videos. Discussion Board Start a discussion about this article Add to Favorites Favorite