Scientific Letter
                                    Papaverine use for radial artery sheath entrapment
                                    
                                    
                                                                                                                                    1Department of Interventional Cardiology, Sandro Pertini Hospital; Rome-Italy
2Department of Cardiovascular Diseases, Sant'Andrea Hospital of Rome; Rome-Italy
3University of L'Aquila; L'Aquila-Italy
                                                                                                                        
                                    
                                2Department of Cardiovascular Diseases, Sant'Andrea Hospital of Rome; Rome-Italy
3University of L'Aquila; L'Aquila-Italy
                                                                            Keywords: Papaverine, radial artery, sheath entrapment, PCI