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Published on: January 23, 2026
Bullae ablation in primary spontaneous pneumothorax
Yun-Hen Liu1, Yin-Kai Chao, Yi-Chen Wu
1Department of Thoracic and Cardiovascular Surgery, Chang Gung Memorial Hospital, Chang Gung University, 5, Fu-Shing Street, Guei-Shan Shiang, Tao-Yuan, 333, Taiwan, ROC.
Endoloop ligation of bullae is a safe and effective treatment for primary spontaneous pneumothorax (PSP). This method shows a significantly lower recurrence rate compared to staple bullectomy, with similar complication and discomfort rates.
Area of Science:
- Thoracic Surgery
- Pulmonology
- Surgical Innovation
Background:
- Bullae ablation is a recognized treatment for primary spontaneous pneumothorax (PSP).
- Diverse surgical techniques exist for bullae ablation, necessitating comparative effectiveness studies.
Purpose of the Study:
- To compare the efficacy of endoloop ligation versus staple bullectomy for PSP management.
- To evaluate recurrence rates, postoperative complications, and long-term chest discomfort between the two methods.
Main Methods:
- Retrospective review of 226 PSP patients (1993-2003).
- 130 patients underwent endoloop ligation; 96 underwent staple bullectomy.
- All patients received mechanical abrasion post-ablation.
Main Results:
- Endoloop ligation demonstrated a significantly lower pneumothorax recurrence rate (6.2%) compared to staple bullectomy (17.7%; p = 0.006).
- Postoperative complication rates were comparable (14.6% vs. 20.8%; p = 0.221).
- Long-term chest discomfort rates were similar between groups (14.6% vs. 13.5%; p = 0.819).
Conclusions:
- Endoloop ligation is as effective as mechanical staple bullectomy for managing bullae in PSP.
- Endoloop ligation offers a superior outcome in preventing pneumothorax recurrence.
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