博纳吐单抗治疗急性B淋巴细胞白血病的回顾性研究

陆佳玲 黄慧娟 陈妍心 何哲炜 李蒙娜 马骁 吴德沛

陆佳玲, 黄慧娟, 陈妍心, 何哲炜, 李蒙娜, 马骁, 吴德沛. 博纳吐单抗治疗急性B淋巴细胞白血病的回顾性研究[J]. 中国肿瘤临床, 2022, 49(21): 1121-1127. doi: 10.12354/j.issn.1000-8179.2022.20220661
引用本文: 陆佳玲, 黄慧娟, 陈妍心, 何哲炜, 李蒙娜, 马骁, 吴德沛. 博纳吐单抗治疗急性B淋巴细胞白血病的回顾性研究[J]. 中国肿瘤临床, 2022, 49(21): 1121-1127. doi: 10.12354/j.issn.1000-8179.2022.20220661
Jialing Lu, Huijuan Huang, Yanxin Chen, Zhewei He, Mengna Li, Xiao Ma, Depei Wu. Efficacy and safety of blinatumomab in the treatment of B-cell acute lymphoblastic leukemia: a retrospective study[J]. CHINESE JOURNAL OF CLINICAL ONCOLOGY, 2022, 49(21): 1121-1127. doi: 10.12354/j.issn.1000-8179.2022.20220661
Citation: Jialing Lu, Huijuan Huang, Yanxin Chen, Zhewei He, Mengna Li, Xiao Ma, Depei Wu. Efficacy and safety of blinatumomab in the treatment of B-cell acute lymphoblastic leukemia: a retrospective study[J]. CHINESE JOURNAL OF CLINICAL ONCOLOGY, 2022, 49(21): 1121-1127. doi: 10.12354/j.issn.1000-8179.2022.20220661

博纳吐单抗治疗急性B淋巴细胞白血病的回顾性研究

doi: 10.12354/j.issn.1000-8179.2022.20220661
基金项目: 本文课题受苏州市科技项目(编号:SLT201911)和白求恩公益基金项目资助
详细信息
    作者简介:

    陆佳玲:专业方向为血液系统恶性肿瘤的研究

    通讯作者:

    马骁 pony73sz@hotmail.com

Efficacy and safety of blinatumomab in the treatment of B-cell acute lymphoblastic leukemia: a retrospective study

Funds: This work was supported by the Science and Technology Project Foundation of Suzhou (No. SLT201911) and Bethune Charity Foundation
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  • 摘要:   目的  评估博纳吐单抗在急性B淋巴细胞白血病(B-cell acute lymphoblastic leukemia,B-ALL)患者治疗中的近期疗效和安全性。  方法  回顾性分析2021年8月至2022年4月于苏州大学附属第一医院及苏州弘慈血液病医院接受博纳吐单抗治疗的21例B-ALL患者的临床及随访资料。  结果  21例B-ALL患者,中位随访5.1(1.3~8.3)个月。11例复发/难治性(relapsed and refractory,R/R)患者中,45.5%获得完全缓解(complete response,CR)/CR伴血液学不完全恢复(CR with incomplete hematological recovery,CRi),其中80.0%达到微小残留病(minimal residual disease,MRD)阴性。3例CR/CRi且MRD阳性者全部出现MRD反应。14例MRD阳性患者中,5例桥接异基因造血干细胞移植,9例未移植,6个月总生存率(overall survival,OS)分别为100%和76.0%(P=0.260),2个月无白血病生存率(leukemia-free survival,LFS)分别为80.0%和33.0%(P=0.044)。既往化疗次数少于3次者较3次及以上者拥有更长久的LFS(P=0.001)。所有患者均出现任何等级的不良事件,仅1例出现3级细胞因子释放综合征,未出现致命性不良事件。  结论  博纳吐单抗在R/R和MRD阳性B-ALL患者中均获得较高的治疗反应率,早期应用有利于获得深层缓解后尽早桥接移植,延长无病生存期。

     

  • 图  1  21例急性B淋巴细胞白血病患者基因突变情况及应用博纳吐单抗的疗效

    疾病状态:治疗前;MRDa:治疗前;缓解状态:治疗后;MRDb:治疗后;CR:完全缓解;NR:未缓解;MRD+:MRD阳性;MRD-:MRD阴性

    图  2  Kaplan-Meier曲线

    A :OS;B:LFS;C :11例NR患者根据桥接异基因干细胞移植;D :既往化疗次数计算的LFS;E :14例MRD阳性患者根据桥接异基因干细胞移植;F:14例MRD阳性患者既往化疗次数计算LFS的Kaplan-Meier生存曲线;G:7例MRD阴性患者PFS的Kaplan-Meier生存曲线;H:7例MRD阴性患者根据NCCN预后分层计算PFS的Kaplan-Meier生存曲线

    表  1  21例接受博纳吐单抗治疗B-ALL患者的临床特征

    特征例数(%)特征例数(%)
    性别既往化疗次数(次)
     男10(47.6) <311(52.4)
     女11(52.4) ≥310(47.6)
    分型(型)既往移植5(23.8)
     B-I3(14.3)既往CAR-T治疗4(19.0)
     B-II17(81.0)复发次数(次)
     B-III1(4.8) 110(47.6)
    合并中枢神经系统白血病1(4.8) ≥22(9.5)
    特殊细胞遗传学标志复发类型a
     Ph样或BCR-ABL1样6(28.6) 血液学复发1(4.8)
      t(v;14q32)/IgH5(23.8) 分子学复发2(9.5)
     Ph或BCR-ABL13(14.3) 髓外复发1(4.8)
     MLL/AF41(4.8) 血液学和髓外复发1(4.8)
     低二倍体1(4.8)
    预后分层
     良好8(38.1)
     不良13(61.9)
    a:博纳吐单抗治疗后复发类型
    下载: 导出CSV

    表  2  接受博纳吐单抗治疗中出现的不良事件 例(%)

    不良反应任何级别≥3级
    血液学不良事件
     白细胞减少21(100.0)14(66.7)
     中性粒细胞计数减少21(100.0)15(71.4)
     血小板计数减少16(76.2)13(61.9)
     贫血21(100.0)12(57.1)
    非血液学不良事件
     细胞因子释放综合征12(57.1)1(4.8)
     神经系统症状5(23.8)0(0)
     低钾血症9(42.9)0(0)
     高血压2(9.5)1(4.8)
     恶心等胃肠道不适2(9.5)0(0)
     肝功能损伤12(57.1)0(0)
     肾功能损伤1(4.8)0(0)
     纤维蛋白原降低2(9.5)0(0)
     APTT延长12(57.1)0(0)
     皮肤丘疹1(4.8)0(0)
     全身乏力2(9.5)0(0)
     骨痛1(4.8)0(0)
     结膜炎1(4.8)0(0)
    下载: 导出CSV
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出版历程
  • 收稿日期:  2022-05-01
  • 录用日期:  2022-08-29
  • 修回日期:  2022-08-24
  • 网络出版日期:  2022-09-14

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