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对白血病患者进行骨髓移植前,一般都要给予大剂量的化疗和超致死量的全身放射治疗(TBI),目的主要是使移植骨髓能被受体接受及消灭机体内的恶性肿瘤细胞并使髓腔出现空间以利于骨髓移植。
Before the bone marrow transplantation of leukemia patients, high-dose chemotherapy and super-lethal total body radiation therapy (TBI) are generally given. The purpose is mainly to enable the transplanted bone marrow to be accepted by the recipient and eliminate the malignant cells in the body and make the marrow The cavity appears to facilitate bone marrow transplantation.