Persistent left superior vena cava – A vascular access without limitations Tatiana Guimarães, Ana Bernardes, João de Sousa, Pedro Marques

Utilisation of the snare technique for left ventricular lead placement in a patient with persistent left superior vena cava Gustavo Lima da Silva, João de Sousa, Pedro Marques

Persistent left superior vena cava and double-lumen aortic arch in a patient with a stenotic unicuspid aortic valve Tomáš Toporcer, Martin Ledecký, Adrián Kolesár, Miroslav Gejguš, Martin Sivčo, František Sabol