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Bilateral Cardiac Sympathetic Denervation as a Safe Therapeutic Option for Ventricular Arrhythmias
Soo Jung Park1, Deok Heon Lee1, Youngok Lee1
1Department of Thoracic and Cardiovascular Surgery, Kyungpook National University Hospital, School of Medicine, Kyungpook National University, Daegu, Korea.
Insights
Bilateral cardiac sympathetic denervation (BCSD) is a safe and effective treatment for recurrent ventricular arrhythmias (VAs) unresponsive to other therapies. This study found BCSD offers short hospital stays and no major complications, with 70% of patients remaining symptom-free.
Area of Science:
- Cardiology
- Thoracic Surgery
Background:
- Recurrent ventricular arrhythmias (VAs) pose a significant challenge despite conventional treatments like antiarrhythmic drugs, catheter ablation, and implantable cardioverter defibrillators.
- Bilateral cardiac sympathetic denervation (BCSD) has emerged as a promising treatment for VAs, but its safety profile requires further investigation.
Purpose of the Study:
- To evaluate the safety and efficacy of video-assisted bilateral cardiac sympathetic denervation (BCSD) in patients with refractory ventricular arrhythmias (VAs).
Main Methods:
- A single-center study involving 10 patients with VAs underwent video-assisted BCSD.
- The procedure was performed as a single-stage surgery for most patients, with a minority undergoing staged left and right denervation.
- Outcomes assessed included postoperative complications, hospital stay duration, and pre- and post-operative VA symptoms.
Main Results:
- The median hospital stay was brief, at 2 days, with a median surgical time of 113 minutes.
- No significant intraoperative or postoperative complications were reported.
- During a median follow-up of 13.5 months, 70% of patients experienced no VA-related symptoms.
Conclusions:
- Video-assisted BCSD is a safe therapeutic option for patients with refractory VAs.
- The procedure is associated with short hospitalizations and minimal complications.
- BCSD provides a viable alternative for managing challenging VA cases.
Background:
The recurrence of ventricular arrhythmias (VAs) in patients who have already undergone treatment with antiarrhythmic medication, catheter ablation, and the insertion of implantable cardioverter defibrillators is not uncommon. Recent studies have shown that bilateral cardiac sympathetic denervation (BCSD) effectively treats VAs. However, only a limited number of studies have confirmed the safety of BCSD as a viable therapeutic option for VAs.
Methods:
This single-center study included 10 patients, who had a median age of 54 years (interquartile range [IQR], 45-65 years) and a median ejection fraction of 58.5% (IQR, 56.2%-60.8%), with VAs who underwent video-assisted BCSD. BCSD was executed as a single-stage surgery for 8 patients, while the remaining 2 patients initially underwent left cardiac sympathetic denervation followed by right cardiac sympathetic denervation. We evaluated postoperative complications, the duration of hospital stays, and VA-related symptoms before and after surgery.
Results:
The median hospital stay after surgery was 2 days (IQR, 2-3 days). The median surgical time for BCSD was 113 minutes (IQR, 104-126 minutes). No significant complications occurred during hospitalization or after discharge. During the median follow-up period of 13.5 months (IQR, 10.5-28.0 months) from surgery, no VA-related symptoms were observed in 70% of patients.
Conclusion:
The benefits of a short postoperative hospitalization and negligible complications make BCSD a safe, alternative therapeutic option for patients suffering from refractory VAs.
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