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日本北部III-IVA期喉鳞状细胞癌的真实世界手术结局与预后因素:一项多中心、回顾性队列研究

Real-world surgical outcomes and prognostic factors in stage III-IVA laryngeal squamous cell carcinoma: a multicenter, retrospective, cohort study in northern Japan.

临床研究咽喉科IF 3Q3

文献信息

中文摘要

背景: 本研究评估了接受手术治疗的III期和IVA期喉鳞状细胞癌(LASCC)患者多中心真实世界队列的肿瘤学结局,并识别与复发和死亡相关的预后因素,以为围手术期帕博利珠单抗时代的风险适应性治疗策略提供依据。
方法: 回顾性分析日本北部13家医院接受根治性意向手术的381例III-IVA期LASCC患者。根据治疗前临床因素和术后病理因素分析临床、病理、治疗和生存数据,包括无病生存期(DFS)、总生存期(OS)和疾病特异性生存期(DSS)。
结果: 在381例患者中,III期疾病的3年DFS、OS和DSS率分别为64.2%、85.2%和90.0%,IVA期疾病分别为49.5%、75.4%和78.9%。多因素Cox回归分析显示,年龄增加与III期疾病患者较差的生存独立相关。高危病理特征(结外侵犯或手术切缘阳性)与显著更差的生存相关。辅助同步放化疗(CCRT)给药不频繁,即使对高危患者也是如此。
结论: III期疾病患者术后结局良好,较年轻与更好的生存相关,而IVA期疾病或高危病理特征患者生存较差。这些发现提供了预后信息,可为风险适应性围手术期治疗策略提供依据。

英文摘要

BACKGROUND: This study evaluated oncological outcomes in a multicenter, real-world cohort of patients with stage III and IVA laryngeal squamous cell carcinoma (LASCC) undergoing surgery and identified prognostic factors associated with recurrence and mortality to inform risk-adapted treatment strategies in the era of perioperative pembrolizumab.
METHODS: A total of 381 patients with stage III-IVA LASCC who underwent curative-intent surgery at 13 hospitals in northern Japan were retrospectively analyzed. Clinical, pathological, treatment, and survival data, including disease-free survival (DFS), overall survival (OS), and disease-specific survival (DSS), were analyzed according to pretreatment clinical and postoperative pathological factors.
RESULTS: In the 381 patients, the 3-year DFS, OS, and DSS rates were 64.2%, 85.2%, and 90.0% in stage III disease and 49.5, 75.4, and 78.9% in stage IVA disease, respectively. Multivariate Cox regression analysis showed that increasing age was independently associated with poorer survival in patients with stage III disease. High-risk pathological features (extranodal extension or positive surgical margins) were associated with significantly worse survival. Adjuvant concurrent chemoradiotherapy (CCRT) was infrequently administered, even to high-risk patients.
CONCLUSIONS: Patients with stage III disease demonstrated good outcomes after surgery, with younger age associated with better survival, whereas those with stage IVA disease or high-risk pathological features had worse survival. These findings provide prognostic information to inform risk-adapted perioperative treatment strategies.