来自骨和软组织肉瘤的肺转移切除术:确定第二次肺复发时的手术指示
Daichi Kakibuchi1, Satoru Okada2, Tatsuo Furuya1
1Division of Thoracic Surgery, Department of Surgery, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, 465 Kajii-cho, Kamigyo-ku, Kyoto, 602-8566, Japan.
International journal of clinical oncology
|January 23, 2026
概括
对于肉瘤的初始肺转移切除术 (PM) 后,至少6个月的无疾病间隔预测了更好的生存率. 这6个月的间隔是选择第二次肺复发后重复PM的患者的关键标准.
科学领域:
- 手术瘤学手术瘤学
- 胸部外科手术 胸部外科手术
- 瘤的研究研究.
背景情况:
- 肺转移切除术 (PM) 是骨和软组织瘤肺转移的关键治疗方法.
- 在第二次肺病复发后重复的PM的标准还没有得到很好的定义.
- 本研究调查了第二个无病区间 (DFI-2) 的预后意义,并建立了重复PM的标准.
研究的目的:
- 评估初始肺转移切除术 (PM) 后的第二个无病间隔 (DFI-2) 的预后意义.
- 确定选择可在第二次肺复发骨和软组织肉瘤后重复PM的患者的实际标准.
主要方法:
- 对60名患有骨或软组织肉瘤的患者进行回顾性审查,接受PM (2000-2024年).
- 使用卡普兰-梅尔和日志等级测试对第二次肺复发的31名患者的整体生存 (OS) 分析.
- 考克斯的比例危险模型确定了预后因素;确定了DFI-2切线,以最大限度地提高OS预测.
主要成果:
- 五年后的OS率为41.3%. 独立的不良预后因素包括DFI-1 <12个月,≥3个转移,以及不完全的切除.
- 患有DFI-2≥6个月的患者显著改善了生存状况 (中位数为56.6个月与14.4个月,p < 0.001),并且更有可能经历重复PM (73.3%与31.3%).
- 所有患有DFI-2 <6个月的重复PM的患者在6个月内出现复发.
结论:
- 6个月或更长的第二个无病间隔 (DFI-2) 是重复肺转移切除术后有利预后的强有力的预测指标.
- DFI-2 ≥6个月是选择在肉瘤患者中重复PM的候选人的实际和有效标准.
- 这一发现有助于优化从骨和软组织肉瘤中复发的肺转移患者的治疗决策.
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