Left Bundle Branch Area Pacing as a Rescue Strategy After Failed Cardiac Resynchronization Therapy in a Patient With Persistent Left Superior Vena Cava, Absent Coronary Sinus Branches, After Bilateral Maze Procedure: A Case Report

Lucie Kohoutková; Martin Augustynek; David Šipula

doi:10.12659/AJCR.952879

26 September 2026 : Case report Czech Republic

Left Bundle Branch Area Pacing as a Rescue Strategy After Failed Cardiac Resynchronization Therapy in a Patient With Persistent Left Superior Vena Cava, Absent Coronary Sinus Branches, After Bilateral Maze Procedure: A Case Report

Unusual or unexpected effect of treatment, Rare disease, Educational Purpose (only if useful for a systematic review or synthesis)

Lucie Kohoutková^{ABCDEF 1,2*}, Martin Augustynek^{DG 1}, David Šipula^{DEF 2}

DOI: 10.12659/AJCR.952879

Am J Case Rep 2026; 27:e952879

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Figure 1 Timeline of the case. Initial failed cardiac resynchronization therapy device implantation was followed by clinical deterioration and subsequent rescue therapy using left bundle branch area pacing, resulting in clinical improvement and partial recovery of left ventricular ejection fraction.

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Left Bundle Branch Area Pacing as a Rescue Strategy After Failed Cardiac Resynchronization Therapy in a Patient With Persistent Left Superior Vena Cava, Absent Coronary Sinus Branches, After Bilateral Maze Procedure: A Case Report

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