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Are superficial bullae with broad bases suitable for ablation?
N Sawabata1, A Matsumura, M Ikeda
1Division of Surgery, Toneyama National Hospital, Osaka, Japan.
The Japanese Journal of Thoracic and Cardiovascular Surgery : Official Publication of the Japanese Association for Thoracic Surgery = Nihon Kyobu Geka Gakkai Zasshi
|February 5, 2000
Summary
Heat ablation effectively treats superficial bullae with broad bases (SBBs), causing them to contract and remain so for at least one year. This minimally invasive approach offers a viable alternative to surgery for these specific lung conditions.
Area of Science:
- Pulmonology
- Thoracic Surgery
- Medical Imaging
Background:
- Superficial bullae with broad bases present challenges for surgical resection due to lung deformities.
- Ablation is proposed as a suitable alternative for treating these specific types of bullae.
Purpose of the Study:
- To evaluate the morphological changes and long-term effectiveness of heat ablation for superficial bullae with broad bases (SBBs).
Main Methods:
- Ten patients with SBBs underwent heat ablation using an electrocoagulator.
- Chest computed tomography (CT) scans were performed preoperatively and at 1, 3, and 12 months post-ablation.
Main Results:
- Heat ablation led to airspace disappearance or decrease in 100% of treated lesions.
- Bulla-wall thickening was observed in 90% of lesions.
- Lesions remained contracted for at least one year post-treatment.
Conclusions:
- Heat ablation is an effective treatment for SBBs, resulting in sustained contraction.
- The procedure demonstrated a favorable safety profile with manageable complications like prolonged air leak.