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Related Experiment Video

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Translational Rabbit Model of Chronic Cardiac Pacing

Translational Rabbit Model of Chronic Cardiac Pacing

Published on: January 6, 2023

Delayed right-ventricular perforation of a pacemaker lead.

Jürgen Hörer¹, Albrecht Will, Christian Schreiber

¹Departments of Cardiovascular Surgery and Radiology, German Heart Center Munich at the Technical University, 80636 Munich, Germany.

Pediatric Cardiology

|April 8, 2011

Summary

A migrated ventricular pacing lead was diagnosed using enhanced computed tomography 1 month after implantation. This case highlights that late lead perforations, though rare, can occur after cardiac device procedures.

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Area of Science:

Cardiology
Medical Imaging
Implantable Electronic Devices

Background:

Pacemaker and defibrillator leads are crucial for cardiac rhythm management.
Lead perforation is a known complication, with most cases identified early post-implantation.
Late lead migration and perforation present diagnostic challenges.

Observation:

A case of a ventricular pacing lead perforation presenting 1 month post-implantation is described.
Enhanced computed tomography (CT) was utilized for precise diagnosis of the lead migration.
The patient's clinical presentation necessitated advanced imaging for accurate assessment.

Findings:

The enhanced CT scan clearly delineated the migrated pacing lead and its relationship to surrounding structures.
This case confirms that pacemaker lead perforations are not exclusively early complications.
The diagnostic utility of enhanced CT in identifying lead displacement and perforation is demonstrated.

Implications:

Clinicians should consider late lead perforation in the differential diagnosis of patients with cardiac implantable electronic devices experiencing new symptoms.
Enhanced CT is a valuable tool for diagnosing complex lead-related complications.
Understanding the potential for late-onset complications is essential for patient management and device follow-up protocols.