ICD Overdrive Pacing

ICD overdrive pacing is a treatment for tachycardia that is delivered by an implanted cardioverter defibrillator (ICD) device. It generates a rhythm to try and block the re-entry circuit of the arrhythmia. It is also known as anti-tachycardia pacing.

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In the ECGquest archives, this ECG has been tagged with: - 12-Lead Change in rhythm ICD Overdrive Pacing Ventricular tachycardia ECG of the Week CC-BY-NC-SA
ECG of the Week – 4th February 2019 – Interpretation 29573

This ECG is from a man in his 70s who presented after a shock delivery from his AICD.

This ECG shows a run of VT terminated by anti-tachycardia pacing but followed by recurrent VT.