Recenly,the incidence of posttransplatation lymphoproliferative disorder(PTLD) is rising,Immunodeficiency and EBV-infection are risk factors of pathogenesis related.

• 近年来,移植后淋巴组织增生性疾病(PTLD)的发病率呈上升趋势,其发病危险因素与免疫缺陷、EBV感染有关。