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Updated: Jul 24, 2025

Robotic Ablation of Atrial Fibrillation
Published on: May 29, 2015
Surgical Excision of a Left Atrial Mobile Stalked Calcification Arising After Multiple Radiofrequency Ablations
Tadanori Nakata1, Naoyuki Miwa1, Yoshikazu Sato1
1Department of Cardiology, Tsuchiura Kyodo Hospital, Tsuchiura, Japan.
Insights
A rare mobile ectopic calcification in the left atrium was surgically removed 9 years after multiple atrial fibrillation ablations. This case highlights a unique complication following cardiac procedures.
Area of Science:
- Cardiology
- Cardiac Surgery
- Electrophysiology
Background:
- Atrial fibrillation ablations are common procedures for managing cardiac arrhythmias.
- Complications, though rare, can occur years after electrophysiological interventions.
- Ectopic calcifications are unusual findings in cardiac chambers.
Purpose of the Study:
- To report a rare case of mobile ectopic calcification in the left atrium.
- To describe the surgical management of this unusual cardiac mass.
- To discuss potential implications for patients undergoing atrial fibrillation ablation.
Main Methods:
- Case report of a patient with a mobile left atrial mass.
- Diagnostic workup including imaging (e.g., echocardiography, CT).
- Surgical excision of the calcification.
Main Results:
- Identification of a mobile ectopic calcification within the left atrium.
- Successful surgical removal of the mass.
- Patient recovery following the procedure.
Conclusions:
- Mobile ectopic calcification is a rare, late complication following atrial fibrillation ablation.
- Surgical excision is a viable treatment option for symptomatic cardiac calcifications.
- Awareness of such rare entities is crucial for cardiologists and surgeons.
Abstract:
We report a rare case of a mobile ectopic calcification in the left atrium requiring surgical excision 9 years after multiple atrial fibrillation ablations. (Level of Difficulty: Intermediate.).
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