To the Editor, The introduction of a patient safety checklist by Cahill et al¹ is a welcome addition for interventional cardiologists and is a concept practiced by surgeons in all disciplines for a number of years since the original WHO patient safety checklist was proven to be of benefit in a global and multidisciplinary setting.2 The European Association for Cardiothoracic Surgery embraced this ideal in 20123 with the publication of safety checklists that were specific to the …