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Related Concept Videos

Endoscopic Studies I: Bronchoscopy and Thoracoscopy01:30

Endoscopic Studies I: Bronchoscopy and Thoracoscopy

Endoscopy is a non-surgical medical technique used to examine a person's internal organs and vessels. This lesson will focus on two types of endoscopic studies: bronchoscopy and thoracoscopy.
Bronchoscopy
Description
Bronchoscopy is a procedure that involves direct visualization of the larynx, trachea, and bronchi for diagnostic and therapeutic purposes. A flexible fiber optic or rigid bronchoscope is used to carry out the procedure. The fiber-optic bronchoscope is more frequently used due to...

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Related Experiment Video

Updated: May 21, 2026

Thoracoscopic Extended Right Middle Plus Lower Sleeve Lobectomy for Non-Small-Cell Lung Cancer
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Thoracoscopic Extended Right Middle Plus Lower Sleeve Lobectomy for Non-Small-Cell Lung Cancer

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Thoracoscopic mediastinal lymph node dissection for lung cancer.

Atsushi Watanabe1, Jyunnji Nakazawa, Masahiro Miyajima

  • 1Department of Thoracic and Cardiovascular Surgery, Sapporo Medical University School of Medicine and Hospital, Sapporo, Japan. atsushiw@sapmed.ac.jp

Seminars in Thoracic and Cardiovascular Surgery
|May 31, 2012
PubMed
Summary

Thoracoscopic mediastinal lymph node dissection (MLND) is a safe and effective procedure for lung cancer patients. This technique, utilizing a vessel sealing system (VSS), minimizes complications and improves outcomes in managing lymphatic spread.

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Last Updated: May 21, 2026

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Published on: May 4, 2022

Area of Science:

  • Thoracic Surgery
  • Surgical Oncology
  • Pulmonology

Background:

  • Mediastinal lymphatic spread is a critical pathway in lung cancer progression.
  • Accurate staging and treatment of mediastinal lymph nodes are essential for effective lung cancer management.

Purpose of the Study:

  • To review the technique and outcomes of thoracoscopic mediastinal lymph node dissection (MLND) in patients with primary lung cancer.
  • To evaluate the safety and feasibility of a specific thoracoscopic MLND approach.

Main Methods:

  • A retrospective review of 992 lung cancer patients undergoing thoracoscopic major pulmonary resection with MLND between 1997 and 2011.
  • Description of a technique involving vessel sealing system (VSS) and specific methods for station 7 lymph node dissection.
  • Dissection of 3-4 N2 lymph node stations, targeting approximately 20 N2 nodes.

Main Results:

  • A low overall complication rate of 3.5% (35/992) related to MLND was observed.
  • Specific complications included recurrent laryngeal nerve injury (1.5%), bilateral vagal injury (0.3%), chylothorax (1.4%), and airway injury (0.3%).
  • No procedure-related deaths occurred.

Conclusions:

  • Thoracoscopic mediastinal lymph node dissection is a safe and feasible surgical option for lung cancer.
  • The described technique, particularly the use of a vessel sealing system (VSS), is beneficial for thoracoscopic MLND.