Prediction of decannulation, oral intake recovery, overall survival and lung metastasis following oral malignant tumor resection and reconstruction

  • Authors:
    • Hidenori Suzuki
    • Ikuo Hyodo
    • Yasuhisa Hasegawa
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  • Published online on: December 11, 2017     https://doi.org/10.3892/ol.2017.7585
  • Pages: 2686-2694
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Abstract

The present study investigated whether tongue base and mandibular bone defects were associated with the rate of decannulation and oral intake recovery, and survival time, including overall and lung metastasis‑free survival time, in patients that underwent oral malignant tumor (OMT) resection with reconstruction. A total of 105 patients that underwent OMT resection with laryngeal preservation and reconstruction were recruited. The extent of defects was classified according to Urken's classification. The rates of decannulation and oral intake recovery were assessed with the Kaplan‑Meier method. It was identified that 4‑5 section segmental mandibulectomy (SM) and total glossectomy (TG) were significantly associated with a lower rate of decannulation and oral intake recovery by univariate and multivariate analysis using a Cox's proportional model. Patients in the high risk group (4‑5 sections or TG) were significantly less likely to achieve decannulation and unaided oral intake. Patients in the high risk group exhibited a significantly shorter overall and lung metastasis‑free survival time. Following multivariate analysis adjusted for the clinical stage (IV/I‑III), past history of or postoperative radiotherapy (yes/no) and age (per year), the high risk group was associated with a significantly rate of decannulation and unaided oral intake. In conclusion, TG or wide SM is a prognostic parameter for functional and survival outcomes, including lung metastasis, in OMT.
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February-2018
Volume 15 Issue 2

Print ISSN: 1792-1074
Online ISSN:1792-1082

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Spandidos Publications style
Suzuki H, Hyodo I and Hasegawa Y: Prediction of decannulation, oral intake recovery, overall survival and lung metastasis following oral malignant tumor resection and reconstruction. Oncol Lett 15: 2686-2694, 2018
APA
Suzuki, H., Hyodo, I., & Hasegawa, Y. (2018). Prediction of decannulation, oral intake recovery, overall survival and lung metastasis following oral malignant tumor resection and reconstruction. Oncology Letters, 15, 2686-2694. https://doi.org/10.3892/ol.2017.7585
MLA
Suzuki, H., Hyodo, I., Hasegawa, Y."Prediction of decannulation, oral intake recovery, overall survival and lung metastasis following oral malignant tumor resection and reconstruction". Oncology Letters 15.2 (2018): 2686-2694.
Chicago
Suzuki, H., Hyodo, I., Hasegawa, Y."Prediction of decannulation, oral intake recovery, overall survival and lung metastasis following oral malignant tumor resection and reconstruction". Oncology Letters 15, no. 2 (2018): 2686-2694. https://doi.org/10.3892/ol.2017.7585