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[Thoracoscopic pleural biopsy under local anesthesia using a 2 mm laparoscope]
1Department of General Thoracic Surgery, Osaka City General Hospital, 2-13-22, Miyakojima-hondori, Miyakojima-ku, Osaka 534-0021, Japan.
Summary
Thoracoscopic pleural biopsy using a small 2 mm laparoscope under local anesthesia is a feasible and minimally invasive diagnostic tool for undiagnosed pleural effusion, particularly for detecting pleural malignancy.
Area of Science:
- Medical procedures
- Thoracic surgery
- Diagnostic techniques
Background:
- Thoracoscopy is typically used for undiagnosed pleural effusion but is invasive and often requires general anesthesia.
- Conventional thoracoscopes are larger than 5 mm in diameter.
Purpose of the Study:
- To evaluate the feasibility of thoracoscopic pleural biopsy under local anesthesia using a small 2 mm laparoscope.
- To assess its utility in diagnosing undiagnosed pleural effusion.
Main Methods:
- Six patients with unexplained pleural effusion underwent thoracoscopy.
- A 2 mm laparoscope and biopsy forceps were used under local anesthesia.
- Pleural biopsies were obtained for histopathological analysis.
Main Results:
- The procedure was feasible and minimally invasive, with no complications.
- Malignant pleural disease was diagnosed in three patients.
- Diagnostic images were adequate for detecting pleural lesions despite lower quality.
Conclusions:
- Thoracoscopy with a 2 mm laparoscope is a useful diagnostic tool for pleural malignancy.
- It is a minimally invasive method easily performed under local anesthesia.
- This technique is beneficial for patients with undiagnosed pleural effusion.