Multi-Dimensional Display of Wang’s Lymph Node Map Using Virtual Bronchoscopic Navigation System

Fen Lan, Yaling Yue, Hong Shen, Hui Shen, Qiyuan Wang, Xiujing Yu, Laijuan Chen, Qin Li, Kopen Wang, Qinghua Liu, Yang Xia

Research output: Contribution to journalArticlepeer-review

Abstract

Background: Transbronchial needle aspiration (TBNA) is a classical technique for diagnosing mediastinal-hilar lymph node enlargement. However, the diagnostic value of conventional TBNA (cTBNA) is limited in small lymph nodes. Methods: Here, we generated an innovative multi-dimensional virtual lymph node map on top of Wang’s lymph node map using a Lungpoint Virtual Bronchoscopic Navigation System. Results: The virtual bronchoscopic navigation (VBN) system was combined with computed tomography (CT) images to generate extrabronchial, endobronchial, sagittal, coronal as well as horizontal views of the 11 intrathoracic lymph node stations and their adjacent tissues and blood vessels. We displayed the specific puncture site of each lymph node station. The 11 stations were divided into four groups: right mediastinal stations, left mediastinal stations, central mediastinal stations and hilar stations. Conclusion: The VBN system provides a precise view of the intrabronchial landmarks, which may increase the diagnostic accuracy of intrathoracic lymph node adenopathy and assist bronchoscopists with practicing TBNA.

Original languageEnglish (US)
Article number679442
JournalFrontiers in Molecular Biosciences
Volume8
DOIs
StatePublished - Jun 7 2021

Keywords

  • TBNA
  • bronchoscopy
  • lymph node map
  • mediastinal-hilar lymph node
  • virtual navigation system

ASJC Scopus subject areas

  • Biochemistry, Genetics and Molecular Biology (miscellaneous)
  • Molecular Biology
  • Biochemistry

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