Riccardo Scagliola1, Claudio Brunelli2. 1. Cardiovascular Disease Unit, IRCCS Ospedale Policlinico San Martino and Department of Internal Medicine; Genova-Italy,Division of Cardiology, Department of Emergency, Cardinal Massaia Hospital; Asti-Italy. 2. Cardiovascular Disease Unit, IRCCS Ospedale Policlinico San Martino and Department of Internal Medicine; Genova-Italy.