Mohammed Saad1,2, MD; Georg Fuernau1,2, MD; Ingo Eitel1,2, MD; Holger Thiele3, MD
1. Medical Clinic II, University Heart Center Lübeck, Lübeck, Germany; 2. German Centre for Cardiovascular Research (DZHK), Partner Site Hamburg/Kiel/Lübeck, Lübeck, Germany; 3. Heart Center Leipzig - University Hospital, Department of Internal Medicine/Cardiology, Leipzig, Germany
We appreciate the interest shown by Chi et al in our article “Prognostic impact of non-culprit chronic total occlusions in infarct-related cardiogenic shock: results of the randomised IABP-SHOCK II trial”1. In their Letter to the Editor “The impact of chronic total occlusion in non-infarct-related coronary arteries”2, Chi et al raise the issue of the presence of coronary chronic total occlusion (CTO) and its effect on the occurrence of ventricular arrhythmia.
Chi et al have conducted a meta-analysis on the impact of CTOs on arrhythmic events and mortality and found that the presence of CTOs was ...