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目的:报告4例非何杰金氏淋巴瘤(NHL)在外周血干细胞移植(PBPCT)支持下接受超大剂量化疗(HDC)的初步经验并评价所用PBPC动员方案的动员效果,预处理方案的耐受性以及PBPC回输后造血重建情况。方法:4例高危NHL经常规化疗获首次缓解后,采用CTX3500mg/m2+G-CSF3.5-5μg/(kg·次)+Dexamethasone10mg作动员方案,经CBV+Epirubicin(CTX3600mg/m2,VP-161200mg/m2.BCNU300mg/m2和Epirubicin100mg/m2)或TBI8Gy+VP-161200mg/m2治疗后回输PBPC。结果:每例患者分离2次,分别采集到MNC1.7-4.3×108/kg,CFU-GM1.5-2.8×104/kg和CD+34细胞3.1-8.8×106/kg。回输PBPC后,均获快速重建造血功能,ANC>0.5×109/L和Pt>5.0×109/L的时间为8~12天和8~16天。非造血系统毒性包括心脏毒性反应,恶心呕吐,轻度肝功能异常和粘膜炎等。结论:PBPCT支持下超大剂量化疗是治疗NHL安全可行的临床手段,值得进一步研究探索。
OBJECTIVE: To report the preliminary experience of 4 cases of non-Hodgkin’s lymphoma (NHL) receiving super-dose chemotherapy (HDC) with the support of peripheral blood stem cell transplantation (PBPCT) and evaluate the mobilization effect of the PBPC mobilization protocol used. Hematopoietic reconstitution after receiving and reinfusion of PBPC. Methods: Four cases of high-risk NHL were treated with chemotherapy for the first time. CTX3500mg/m2+G-CSF3.5-5μg/(kg·time)+Dexamethasone10mg was used as the mobilization protocol. CBV+Epirubicin (CTX3600mg/m2, VP-161200mg/m2.BCNU300mg/ PBPC was reinfused after m2 and Epirubicin 100 mg/m2) or TBI8Gy+VP-16 1200 mg/m2 treatment. Results: Each patient was isolated twice and MNC 1.7-4.3×108/kg, CFU-GM 1.5-2.8×104/kg and CD+34 cells 3.1-8.8×106/kg were collected. Kg. After reinfusion of PBPC, rapid reconstitution of blood was achieved. The time for ANC>0.5×109/L and Pt>5.0×109/L was 8 to 12 days and 8 to 16 days. Non-hematopoietic system toxicities include cardiotoxicity, nausea and vomiting, mild liver dysfunction, and mucositis. Conclusion: The large-dose chemotherapy supported by PBPCT is a safe and feasible clinical method for the treatment of NHL, and it is worth further investigation.