Percutaneous epicardial ablation in ventricular arrhythmias Pedro Galvão Santos, Diogo Cavaco, Pedro Adragão, Mauricio Scanavacca, Katya Reis Santos, Francisco Belo Morgado, Pedro Carmo, Francisco Costa, Ricardo Bernardo, Manuela Nunes, Miguel Abecasis, José Neves, Miguel Mendes

Impact of catheter ablation for atrial fibrillation in patients with heart failure and left ventricular systolic dysfunction Joana Maria Ribeiro, Pedro A. Sousa, Natália António, Rui Baptista, Luís Elvas, Sérgio Barra, Lino Gonçalves

Incessant slow bundle branch reentrant ventricular tachycardia in a young patient with left ventricular noncompaction Sérgio Barra, Nuno Moreno, Rui Providência, Helena Gonçalves, João José Primo