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Thoracoscopic lung volume reduction surgery for emphysema

W Weder¹, R A Schmid, E W Russi

¹Department of Surgery, University Hospital of Zürich, Switzerland.

International Surgery

|July 1, 1996

Summary

Lung volume reduction surgery improves pulmonary function in patients with severe emphysema. This palliative treatment reduces dyspnea and enhances quality of life by improving respiratory mechanics.

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Area of Science:

Thoracic surgery
Pulmonary medicine
Emphysema treatment

Background:

Lung volume reduction surgery (LVRS) aims to improve pulmonary function by resecting emphysematous lung tissue.
Historically, LVRS for bullous disease was common, but current indications focus on diffuse emphysema to improve respiratory mechanics.

Purpose of the Study:

To evaluate the efficacy of bilateral lung volume reduction using video-assisted thoracoscopy (VAT) in patients with diffuse emphysema.
To assess improvements in pulmonary function, exercise capacity, and quality of life post-surgery.

Main Methods:

Prospective study of over 30 patients with diffuse emphysema undergoing bilateral LVRS via VAT.
Analysis of preoperative and postoperative forced expiratory volume in 1 second (FEV1) and 12-minute walking distance.

Main Results:

A mean improvement of 42% in FEV1 was observed three months postoperatively in the first 20 patients.
Significant improvements in 12-minute walking distance (over 40%) and reduced dyspnea were noted.
No perioperative mortality was recorded in this highly selected patient group.

Conclusions:

Bilateral LVRS via VAT is an effective palliative treatment for severe diffuse emphysema.
The procedure leads to significant improvements in pulmonary mechanics, exercise capacity, and quality of life.
Further research is needed to determine the long-term duration of these benefits.

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