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Cardiac Resynchronization Therapy Implantation in a Double-Barrel Coronary Sinus
Suresh Kumar Sukumaran1, Sasinthar Rangasamy1, Sathish Kumar Subbaraj1
1Department of Cardiology, Vadamalayan Hospitals, Madurai, India.
Pacing and Clinical Electrophysiology : PACE
|May 12, 2026
Summary
A rare double-barrel coronary sinus variant can impede cardiac resynchronization therapy (CRT) lead placement. A modified technique successfully guided the left ventricular lead, improving patient outcomes.
Area of Science:
- Cardiology
- Medical Imaging
- Interventional Cardiology
Background:
- Anatomical variations of the coronary sinus (CS) present challenges for left ventricular (LV) lead placement during cardiac resynchronization therapy (CRT).
- A rare anatomical variant, the double-barrel coronary sinus (DBCS), can lead to procedural difficulties and inadvertent cannulation of non-target vessels.
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