A single burst of antitachycardia pacing before an implantable cardioverter defibrillator shock lowered risk for all-cause shock compared with a standard shock protocol, according to the results of the APPRAISE ATP trial.
However, there was no difference between the groups in total shock burden, and the antitachycardia pacing (ATP)-plus-shock group had a greater burden of ventricular tachycardia/ventricular fibrillation storm events and a greater but not significantly higher number of deaths, according to a presentation at Heart Rhythm 2024.
“We were hoping to learn the value of