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Research Article

Transoral robotic surgery in patients with stage III/IV hypopharyngeal squamous cell carcinoma: treatment outcome and prognostic factor

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Pages 816-822 | Received 19 Apr 2019, Accepted 31 May 2019, Published online: 03 Jul 2019
 

Abstract

Background: We aimed to reduce the morbidity related to treatment and to preserve organ function in patients with hypopharyngeal squamous cell carcinoma (HPSCC) by applying a new surgical treatment protocol based on transoral robotic surgery (TORS).

Aims/objectives: In this study, we analyzed the prognostic factors related to survival to confirm the validity and effectiveness of TORS in patients with advanced-stage HPSCC.

Methods: We retrospectively analyzed the data of 44 HPSCC patients who had undergone TORS-based therapy.

Results: In univariate analysis, only the surgical marginal status showed a statistically significant correlation with the survival of the patients (p = .009). In multivariate analysis, surgical margin status was the only statistically significant prognostic factor related to survival (p = .008). Forty-one patients (93.2%) recovered speech function sufficiently to perform daily conversation without artificial aids. Forty-one patients (93.2%) were able to ingest food orally.

Conclusions: In the treatment of advanced hypopharyngeal cancer, TORS-based therapy helped the surgeon obtain a clear surgical margin in patients with HPSCC, and it showed superior oncologic and functional outcomes compared to the existing treatment methods.

背景:我们试图应用经口机器人手术(TORS)的新手术治疗方案来降低与治疗下咽鳞状细胞癌(HPSCC)患者并保持其器官功能相关的发病率。

目的:在本研究中, 我们分析了与生存相关的预后因素, 以确证TORS对于晚期HPSCC患​​者的合理性和有效性。

方法:我们回顾性分析了44例接受过TORS治疗的HPSCC患​​者的资料。

结果:在单变量分析中, 只有手术切缘状态显示出与患者生存率在统计学上的显著相关性(p = .009)。在多变量分析中, 手术切缘状态是与生存相关的唯一具有统计学意义的预后因素(p = .008)。 41名患者(93.2%)充分恢复了语言功能, 可以在没有人工辅助的情况下进行日常对话。 41名患者(93.2%)能够口服进食。

结论:在晚期下咽癌的治疗中, 基于TORS的治疗有助于外科医生为患者获得明确的手术切缘。与现有治疗方法相比, 它显示出优越的肿瘤学和功能性结果。

Disclosure statement

No potential conflict of interest was reported by the authors.

Additional information

Funding

This work was supported by the National Research Foundation of Korea (NRF) grant funded by the Korea Government (MSIT) [No. 2018R1C1B6005984].

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