Authors: Mandeep Kaur, Prema Bezwada, Aahana Gaur, Vishal Dhulipala, Cesar E Ayala- Rodriguez, Sarath Reddy.
Persistent left superior vena cava (PLSVC) is a rare congenital vascular anomaly [1,2]. It is usually asymptomatic and found incidentally during imaging or identified while obtaining a vascular access for placing pacemakers [3,4]. Recently, it has been identified as a focus for Atrial fibrillation (AF) origin [5]. It is a congenital remnant of left sided pacemaker tissue, which can be visualized on a TTE have been identified to be the cause of refractory AF.
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