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Updated: Oct 26, 2025

A New Single Chamber Implantable Defibrillator with Atrial Sensing: A Practical Demonstration of Sensing and Ease of Implantation
Published on: February 28, 2012
Lead Macrodislodgement of a Subcutaneous Implantable Cardioverter-Defibrillator Results in a Reel Problem
Rayan S El-Zein1, Ankur Shah2, Jordan Luli1
1Department of Internal Medicine, OhioHealth Doctors Hospital, Columbus, Ohio, USA.
Abstract:
Lead macrodislodgement is a rare complication of cardiac implantable electronic devices associated with patient-related risk factors. This paper outlines a case of reel syndrome secondary to device manipulation 3 months after subcutaneous implantable cardioverter-defibrillator implantation and describes the challenges with lead macrodislodgement diagnosis, mechanisms, and management. (Level of Difficulty: Beginner.).
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