Stade métastatique

  • 文章类型: English Abstract
    背景:使用免疫检查点抑制剂(ICI)改善了转移性非小细胞肺癌(NSCLC)的预后。不幸的是,在某些情况下,癌细胞会产生抗性机制。在有限数量的病变进展的情况下(少进展),建议在继续ICI治疗的同时进行放疗的局部治疗.
    方法:将37例转移性NSCLC患者在第二行或后续行接受纳武单抗(抗PD-1)治疗,并接受局灶性放疗以少进展继续使用纳武单抗治疗的对照组与87例患者的对照组进行比较。
    结果:经过37个月的中位随访[18;62],放疗组的中位无进展生存期(PFS)为15.04个月,对照组为5.04个月,差异有统计学意义(P=0.048)。在弱进展组中,局灶性放疗后的中位PFS为7.5个月。在单变量分析中,肺转移的存在与PFS增加有关,与脑转移的存在相反,与放疗组PFS降低相关。两组均未达到中位总生存期,两个队列之间没有显着差异。
    结论:在次要或后续治疗中,在治疗转移性NSCLC时,联合使用局灶性放疗和继续使用纳武单抗治疗相结合,似乎增加了PFS。
    BACKGROUND: The prognosis of metastatic non-small cell lung cancer (NSCLC) has been improved by the use of immune checkpoint inhibitors (ICI). Unfortunately, in some cases, cancer cells will develop resistance mechanisms. In case of progression in a limited number of lesions (oligoprogression), focal treatment with radiotherapy is proposed while continuing the ICI therapy.
    METHODS: A cohort of 37 patients with metastatic NSCLC treated with nivolumab (anti-PD-1) in second or subsequent line and who received focal radiotherapy for oligoprogression with continuation of nivolumab was compared with a control cohort of 87 patients no oligoprogressor treated par immunotherapy.
    RESULTS: After a median follow-up of 37 months [18; 62], the median progression free survival (PFS) in the radiotherapy-treated cohort was 15.04 versus 5.04 months in the control cohort, with a statistically significant difference (P=0.048). The median PFS following focal radiotherapy in the oligoprogressor group was 7.5 months. In univariate analysis, the presence of lung metastasis was associated with increased PFS, in contrast to the presence of brain metastases, which were associated with decreased PFS in the radiotherapy group. The median overall survival was not reached in both groups, with no significant difference between the two cohorts.
    CONCLUSIONS: The combination of focal radiotherapy in case of oligoprogression and continued treatment with nivolumab in the treatment of metastatic NSCLC in the second or subsequent line of treatment seems to be with an increase in PFS.
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  • 文章类型: Journal Article
    Metastatic testicular germ cell tumors are rare entities with a high cure rate owing to their major chemosensitivity. Current guidelines should be strictly followed to ensure maximal cure rate. Germ cell tumor treatment requires multidisciplinary skills and is based on cisplatin-based chemotherapy. The current challenge for these patients with favorable prognosis is to limit over- or under-treatment. Centralization of care for patients with these rare cancers is a key point to achieve the best chance of cure.
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  • 文章类型: Journal Article
    Bronchial carcinoids are uncommon pulmonary neoplasms and represent 1 to 2 % of all lung tumors. In early stage of disease, the mainstay and only curative treatment is surgery. Bronchial carcinoids are generally regarded as low-grade carcinomas and metastatic dissemination is unusual. The management of the metastatic stage is not currently standardized due to a lack of relevant studies. As bronchial carcinoids and in particular their metastatic forms are rare, we apply treatment strategies that have been evaluated in gastrointestinal and pancreatic neuroendocrine tumors. However, bronchial carcinoids have their own characteristic. A specific therapeutic feature of these metastatic tumors is that they require a dual approach: both anti-secretory for the carcinoid syndrome, and anti-tumoral.
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  • 文章类型: Evaluation Study
    BACKGROUND: Bevacizumab is recommended in first line chemotherapy for advanced non-squamous non-small cell lung cancer (NSCLC). Paclitaxel is a doublet drug also widely used in cisplatin-based regimens. Paclitaxel plus bevacizumab is a standard regimen as first line treatment of metastatic breast cancer. Since there is no guideline for third line treatment of NSCLC, some oncology units use paclitaxel-bevacizumab in some NSCLC patient after relapse of the second line. The aim of this study was to assess retrospectively the feasibility and efficacy of this treatment option in stage IV NSCLC.
    METHODS: Patients who had received the combination of paclitaxel (80 to 90 mg/m(2) in a weekly schedule) and bevacizumab (7.5 to 15 mg/kg every 21 days) in the thoracic oncology departments of two university hospitals in the Rhone-Alpes Department were retrospectively reviewed.
    RESULTS: Twelve patients underwent this treatment. Their mean age was 56 years and their performance status was less or equal to 1 in 50 % of the cases. The chemotherapy was given as fifth line in 67 % of the patients and 67 % were antiangiogenic naïve. They received a mean of 6 courses. The overall response rate was 33 % and the disease control rate 66 %. Median progression-free survival was 5.1 months (95 %CI 1.0-9.1). Ten patients (82 %) experienced toxicity, the majority grade 1 to 2 events, and only one a grade 3 event (febrile neutropenia). There were no severe bleeding episodes.
    CONCLUSIONS: Combined paclitaxel-bevacizumab chemotherapy seems feasible in patients with NSCLC. The toxicity profile is acceptable. This regimen should be evaluated in further prospective studies.
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