一例13岁急性骨髓性白血病男孩,用各种化学疗法治疗3年半之后接受同种骨髓移植,供体骨髓的移植是成功的,并且病人在没有所有化疗的情况下仍然保持缓解状态。而后,5年半,他发生髓外上颌窦绿色瘤。这个病例说明对移植物受体需要延长追踪观 A 13-year-old boy with acute myelogenous leukemia who underwent allogeneic bone marrow transplantation after 3 and a half years of various chemotherapies had a successful transplant of the donor’s bone marrow and the patient remained in remission without all chemotherapy. Then, five and a half years later, he developed extramedullary maxillary sinus tumors. This case illustrates the need for extended tracking of graft receptors