extramedullary plasmacytoma 基本例句 髓外浆细胞瘤 Even extramedullary plasmocytoma may occur in a lot of organs, but the incidence of it is rare.Both surgery and radiotherapy are cardinal methods for extramedullary plasmocytoma.髓外浆细胞瘤的发病率较低，但可发生于多个器官，手术和放疗是其主要的治疗手段。