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病理报告滤泡性淋巴瘤1-2级
就诊医院北京协和
目前状态康复10-20年
最后登录2024-11-16
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本帖最后由 橙色雨丝 于 2017-5-17 12:03 编辑
On 5th May 2017, the Journal of Clinical Oncology published an article by Daniel J. Landsburg from the University of Pennsylvania, Philadelphia, USA, and colleagues reporting the results of their large multicenter analysis of the impact of front-line therapy and Autologous Stem Cell Transplant (autoSCT) on relapse and survival in patients with Double-Hit Lymphoma (DHL) who achieved First Complete Remission (CR1) after completion of first-line therapy with R-CHOP or intensive therapy.
Abstract:
Purpose: Patients with double-hit lymphoma (DHL) rarely achieve long-term survival following disease relapse. Some patients with DHL undergo consolidative autologous stem-cell transplantation (autoSCT) to reduce the risk of relapse, although the benefit of this treatment strategy is unclear.
Methods: Patients with DHL who achieved first complete remission following completion of front-line therapy with either rituximab plus cyclophosphamide, doxorubicin, vincristine, and prednisone (R-CHOP) or intensive front-line therapy, and deemed fit for autoSCT, were included. A landmark analysis was performed, with time zero defined as 3 months after completion of front-line therapy. Patients who experienced relapse before or who were not followed until that time were excluded.
Results: Relapse-free survival (RFS) and overall survival (OS) rates at 3 years were 80% and 87%, respectively, for all patients (n = 159). Three-year RFS and OS rates did not differ significantly for autoSCT (n = 62) versus non-autoSCT patients (n = 97), but 3-year RFS was inferior in patients who received R-CHOP compared with intensive therapy (56% v 88%; P = .002). Three-year RFS and OS did not differ significantly for patients in the R-CHOP or intensive therapy cohorts when analyzed by receipt of autoSCT. The median OS following relapse was 8.6 months.
Conclusion: In the largest reported series, to our knowledge, of patients with DHL to achieve first complete remission, consolidative autoSCT was not associated with improved 3-year RFS or OS. In addition, patients treated with R-CHOP experienced inferior 3-year RFS compared with those who received intensive front-line therapy. When considered in conjunction with reports of patients with newly diagnosed DHL, which demonstrate lower rates of disease response to R-CHOP compared with intensive front-line therapy, our findings further support the use of intensive front-line therapy for this patient population.
这是美国最近公布的一项大规模临床研究的结果,虽然针对的是双重打击淋巴瘤,但是对其它类型淋巴瘤应该也有一定借鉴意义。对于双打,国内外基本上在一线治疗缓解后都进行自体干细胞移植以降低复发率,因为一旦复发,长期生存的机会会非常小。但是,一线自体干细胞移植是否真的能够降低复发率?非常遗憾的是这项研究未能发现移植和未移植的患者在三年无复发率和总生存率上存在明显的统计学意义上的区别,但是却发现一线治疗采用的方案对预后有显著的影响,采用R-CHOP方案相对于采用DA-EPOCH-R或者HyperCVAD-R等强化方案来说明显在三年无复发率和总生存率上处于劣势。这项研究虽然还不至于起到改变临床实践的作用,也就是说一线自体干细胞移植目前应该还是双重打击淋巴瘤的默认选项,但是千万不要夸大其作用而忽视常规化疗强度对临床转归的影响。简单的总结:对于高侵袭性淋巴瘤,“强度不够,移植来凑”的做法不可取。
附上三年RFS的数据:
3-year RFS:
- For all pts = 80%
- In pts with de novo (n=139) and transformed indolent (n=20) disease = 78% vs. 94%; P = 0.18
- In pts with IPI score <3 (n=84) vs. ≥3 (n=71) = 75% vs. 87%; P = 0.38
- In pts who harbored BCL2 rearrangement = 79%; BCL6 rearrangement = 77%; BCL2/BCL6 rearrangement (triple-hit lymphoma) = 70%; MYC-IG translocation (n=35) = 77%
- Non-autoSCT and autoSCT pts in CR1 = 75% vs. 89%; P = 0.12
- Non-autoSCT (n=91) and autoSCT (n=48) pts with de novo disease = 74% vs. 88%; P = 0.15
- Differed significantly among pts treated with R-CHOP (n=35), DA-EPOCH-R (n=81), R-hyperCVAD (n=32), and R-CODOX-M/IVAC (n=11): 56% vs. 88% vs. 87% vs. 91%, respectively; P = 0.003
- In intensive front-line therapy cohort (n = 124; DA-EPOCH-R, R-hyperCVAD, and R-CODOX-M/IVAC) = 88%; P = 0.002 compared with R-CHOP
- For pts receiving R-CHOP: without autoSCT in CR1 (n=27) = 51%; with autoSCT (n=8) = 75%
- For pts receiving intensive therapy: without autoSCT in CR1 (n=70) = 86%; with autoSCT (n=54) = 91%
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