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中国临床药理学与治疗学 ›› 2025, Vol. 30 ›› Issue (8): 1099-1104.doi: 10.12092/j.issn.1009-2501.2025.08.011

• 药物治疗学 • 上一篇    下一篇

大剂量甲氨蝶呤治疗儿童急性淋巴细胞白血病对碱性磷酸酶的影响

李新贵1, 徐达良2, 于飚1, 顾筠1, 邓妍1, 张诗海3   

  1. 1安徽省儿童医院临床药学部;
    2安徽省儿童医院风湿科;
    3安徽省儿童医院临床检验科,合肥 230001,安徽
  • 收稿日期:2024-10-12 修回日期:2025-02-09 发布日期:2025-08-12
  • 通讯作者: 张诗海,男,博士,主任检验技师,研究方向:药物基因组学研究。E-mail: zhangshihai888@126.com
  • 作者简介:李新贵,男,副主任药师,研究方向:药品质量检查。E-mail: 1403662064@qq.com
  • 基金资助:
    安徽省自然科学基金项目(2108085MH276); 安徽省卫生健康科研项目(AHWJ2023A20329)

Effect of high-dose methotrexate on alkaline phosphatase in children with acute lymphoblastic leukemia

LI Xingui, XU Daliang, YU Biao, GU Yun, DENG Yan, ZHANG Shihai   

  1. 1Department of Clinical Pharmacy, Anhui Provincial Children's Hospital;
    2Department of Rheumatology, Anhui Provincial Children's Hospital;
    3Department of Clinical Laboratory, Anhui Provincial Children's Hospital, Hefei 230001, Anhui, China
  • Received:2024-10-12 Revised:2025-02-09 Published:2025-08-12

摘要: 目的:探讨大剂量甲氨蝶呤(MTX)对碱性磷酸酶(ALP)的影响、ALP的变化对骨骼代谢、骨髓粒系功能、肝功能及排泄的影响。方法:对某儿童医院血液肿瘤科2022年1月至2024年3月收治的急性淋巴细胞白血病(acute lymphoblastic leukemia,ALL)患儿巩固化疗前后生化、电解质、血常规指标及甲氨蝶呤C48h血液浓度进行回顾性分析,以天门冬氨酸转氨酶(AST)、丙氨酸转氨酶(ALT)、白蛋白(ALB)为肝功指标,血清钙(Ca)、磷(P)为骨代谢指标,中性粒细胞(ANC)、白细胞计数(WBC)为骨髓粒系功能观测指标,以甲氨蝶呤C48h浓度≥1 μmol/L为排泄延迟;对首次化疗、再次化疗前后ALP水平进行单因素方差分析,按ALP水平将再次化疗患儿分成正常组及低下组,对化疗前后7项指标进行定量及定性分析,并对再次化疗患儿甲氨蝶呤C48h浓度与上述指标进行单因素及多因素Logistic回归分析。结果:首次化疗、再次化疗后,ALP明显降低[(204.0±83.6)U/L vs. (172.8±67.3)U/L,(179.4±59.3)U/L vs. (169.6±57.1)U/L,P均<0.05],ALP低下患儿再次化疗后,血清Ca、P、ANC、WBC、ALB均明显降低(P<0.05),AST、ALT升高(P<0.05);ALT是排泄延迟独立危险因素(OR=1.049,95%CI 1.023~1.077,P<0.001),ALB为排泄延迟独立保护因素(OR=0.551,95%CI 0.460~0.660,P<0.001),ALP不甲氨蝶呤排泄延迟的显著影响因素。结论:大剂量甲氨蝶呤导致ALP显著下降,伴随整个巩固化疗过程,ALP不是一个良好的肝功及骨髓粒系功能的预测指标,ALP连同血清钙磷水平可以构成骨代谢障碍的一个预警指标,ALL患儿接受甲氨蝶呤巩固化疗期间,可适量补充钙剂。

关键词: 大剂量甲氨蝶呤, 急性淋巴细胞白血病, 碱性磷酸酶, 骨代谢, 排泄延迟

Abstract: AIM: To investigate the effects of high-dose methotrexate (MTX) on alkaline phosphatase (ALP) and the effects of ALP changes on bone metabolism, bone marrow granulogram function, liver function and excretion. METHODS: Aspartate aminotransferase (AST), alanine aminotransferase (ALT) and albumin (ALB) were used as liver function indicators, serum calcium (Ca) and phosphorus (P) were used as bone metabolism indicators, neutrophil (ANC) and white blood cell count (WBC) were used as bone marrow granuloline function indicators, and methotrexate C48h concentration ≥1 μmol/L was used as the excretion delay. One-way ANOVA analysis was performed on the ALP levels before and after the first chemotherapy and the second chemotherapy, and the children were divided into normal group and low group according to the ALP level, and the seven indexes before and after chemotherapy were quantitatively and qualitatively analyzed, and univariate and multivariate Logistic regression analysis was performed on the concentration of methotrexate C48h and the above indexes in the children treated with the second chemotherapy. RESULTS: After the first chemotherapy and the second chemotherapy, ALP was significantly decreased [(204.0±83.6) U/L vs.(172.8±67.3) U/L, (179.4±59.3) U/L vs. (169.6±57.1) U/L, all P<0.05], and the serum Ca, P, ANC, WBC, and ALB were significantly decreased (P<0.05), and AST and ALT were increased (P<0.05), and ALT was an independent risk factor for delayed excretion (OR=1.049, 95%CI 1.023-1.077, P<0.001), ALB was an independent protective factor for delayed excretion (OR=0.551, 95% CI 0.460-0.660, P<0.001), and ALP was not a significant contributor to MTX excretion delay. CONCLUSION: ALP is not a good predictor of liver function and bone marrow granulopathy function due to a significant decrease in ALP caused by high-dose MTX, and ALP together with serum calcium and phosphorus levels can constitute an early warning indicator of bone metabolism disorders.

Key words: high-dose methotrexate, acute lymphoblastic leukemia, alkaline phosphatase, bone metabolism, delayed excretion

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