Prediction of the depth of invasion in superficial pharyngeal cancer: Microvessel morphological evaluation with narrowband imaging

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  • Kohtaro Eguchi
    Department of Otolaryngology—Head and Neck Surgery Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital Tokyo Japan
  • Toshihiro Matsui
    Department of Esophageal Surgery Tokyo Metropolitan Cancer and Infectious Disease Center Komagome Hospital Tokyo Japan
  • Masayoshi Mukai
    Department of Otolaryngology—Head and Neck Surgery Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital Tokyo Japan
  • Taro Sugimoto
    Department of Otolaryngology—Head and Neck Surgery Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital Tokyo Japan

抄録

<jats:title>Abstract</jats:title><jats:sec><jats:title>Background</jats:title><jats:p>Magnifying endoscopy with narrowband imaging (ME‐NBI) is useful in predicting the invasion depth by examining the microvascular status of tumor surfaces. This retrospective study aimed to determine its efficacy in pharyngeal cancer.</jats:p></jats:sec><jats:sec><jats:title>Methods</jats:title><jats:p>Between April 2016 and March 2018, 59 lesions from 46 patients who underwent transoral resection were retrospectively analyzed. Using ME‐NBI, microvascular status was classified into B1, B2, or B3, based on the classification of the Japan Esophageal Society.</jats:p></jats:sec><jats:sec><jats:title>Results</jats:title><jats:p>A significant correlation was observed between microvascular status and invasion depth (<jats:italic>P</jats:italic> = .011). Mean thickness of lesions with B1, B2, and B3 vessels were 563, 1364, and 2825 μm, respectively (<jats:italic>P</jats:italic> = .006). In previously treated lesions, a significant correlation was observed between microvascular status and invasion depth (<jats:italic>P</jats:italic> = .012).</jats:p></jats:sec><jats:sec><jats:title>Conclusions</jats:title><jats:p>ME‐NBI is useful in predicting the invasion depth and thickness of pharyngeal tumors, even in patients with previously treated lesions.</jats:p></jats:sec>

収録刊行物

  • Head & Neck

    Head & Neck 41 (11), 3970-3975, 2019-08-30

    Wiley

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