Air entrapment causing early inappropriate shocks in a patient with a subcutaneous cardioverter-defibrillator Sing-Chien Yap, MD, PhD, Rohit E. Bhagwandien,

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Presentation transcript:

Air entrapment causing early inappropriate shocks in a patient with a subcutaneous cardioverter-defibrillator Sing-Chien Yap, MD, PhD, Rohit E. Bhagwandien, MD, Tamas Szili-Torok, MD, PhD, Dominic A.M.J. Theuns, PhD HeartRhythm Case Reports Volume 1, Issue 3, Pages 156-158 (May 2015) DOI: 10.1016/j.hrcr.2015.02.010 Copyright © 2015 Heart Rhythm Society Terms and Conditions

Figure 1 Device electrogram at the time of an inappropriate shock showing oversensing of low-amplitude signals with subsequent shock. The alternate vector was used for sensing. Note baseline wandering of the electrogram. HeartRhythm Case Reports 2015 1, 156-158DOI: (10.1016/j.hrcr.2015.02.010) Copyright © 2015 Heart Rhythm Society Terms and Conditions

Figure 2 Lateral chest radiography at day 0 (A, D), day 4 (B, E), and day 10 (C, F) after implantation. Note complete resolution of subcutaneous air (arrows) at the proximal sensing electrode during short-term follow-up. HeartRhythm Case Reports 2015 1, 156-158DOI: (10.1016/j.hrcr.2015.02.010) Copyright © 2015 Heart Rhythm Society Terms and Conditions