结肠直肠肌肉瘤:人口统计学模式,治疗特征和美国人口生存分析
Abdul Qahar Khan Yasinzai1, Kue Tylor Lee2, Imran Khan3
1University of Florida Health Cancer Center, Gainesville, FL, 32608, USA.
Journal of gastrointestinal cancer
|August 27, 2024
概括
大肠直肠肌肉瘤 (CR-LMS) 是一种罕见的癌症. 晚期,高瘤等级和远程转移与生存率低下有关,但手术切除提供了最好的结果.
科学领域:
- 在瘤学瘤学.
- 胃肠病学 胃肠病学
- 手术病理学手术病理学
背景情况:
- 大肠直肠肌肉瘤 (CR-LMS) 是一种罕见的恶性瘤,起源于光滑肌肉细胞,占所有大肠直肠癌的不到0.1%.
- 由于CR-LMS的罕见性,了解影响CR-LMS生存的人口统计,治疗和病理因素至关重要.
研究的目的:
- 调查诊断CR-LMS的患者的人口特征.
- 分析影响CR-LMS生存结果的治疗方式和病理因素.
- 在CR-LMS中确定疾病特异性和整体生存期的预后指标.
主要方法:
- 基于人口的研究,利用SEER计划 (2000-2018) 的数据.
- 统计分析包括描述性统计,卡普兰-梅尔曲线,日志等级测试和考克斯回归.
- 评估影响疾病特异性和整体存活率的因素.
主要成果:
- 分析了191例CR-LMS病例;中位数年龄为64岁,主要是白人 (78%).
- 观察到的5年生存率为50.3%,疾病特异性5年生存率 (DSS) 为66.1%.
- 高瘤等级 (III/IV),区域扩散和远程转移是整体存活率的显著负预测因素.
结论:
- CR-LMS通常影响64岁左右的个体,通常在较晚的阶段呈现,差异化较差.
- 不利的预后因素包括老年,高瘤等级,大瘤大小和远程转移.
- 手术切除与最好的生存结果有关;针对性治疗和指导方针需要进一步研究.
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