Journal of Oral Science Research ›› 2019, Vol. 35 ›› Issue (12): 1137-1140.DOI: 10.13701/j.cnki.kqyxyj.2019.12.009

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Correlation between Invasive Depth of Gingival Squamous Cell Carcinoma and Lymph Node Metastasis

YU Ying1, QU Weiguo1*, SU Yingying2, ZHANG Qian2, FENG Kai1   

  1. 1.Department of Oral and Maxillofacial Surgery, Dalian Stomatological Hospital, Dalian 116021, China;
    2. Department of Pathology, Dalian Stomatological Hospital, Dalian 116021, China.
  • Received:2019-03-09 Online:2019-12-28 Published:2019-12-23

Abstract: Objective: To analyze the correlation between infiltration depth and other related influencing factors and lymph node metastasis, and to determine whether the depth of invasion can be used as a predictor of lymph node metastasis. Methods: Thirty patients with gingival squamous cell carcinoma were enrolled in the study. 30 patients with preoperative lymph node negative (cN0) were enrolled in the study. The clinical factors (age, gender, T classification) and pathological factors (invasion depth, degree of differentiation, invasion mode, and peritumoral lymphocyte density) of gingival squamous cell carcinoma were reviewed. Results: Univariate logistic regression analysis showed that the depth of invasion and tumor invasion were correlated with lymph node metastasis. There was no significant correlation between gender, age, pathological grade, cTNM stage, and peritumoral lymphocyte infiltration density and lymph node metastasis. In multivariate logistic regression analysis, only the depth of invasion was an independent predictor of cervical lymph node metastasis. Conclusion: Invasion depth is an important factor in the regional lymph node metastasis of gingival squamous cell carcinoma. It is important for the evaluation of regional lymph node metastasis and can be used as a predictor of lymph node metastasis.

Key words: depth of invasion, lymph node metastasis, gingival squamous cell carcinoma