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多发性骨髓瘤(MM)是由能够产生副蛋白的终末分化浆细胞所形成的恶性肿瘤。这种肿瘤占所有恶性肿瘤的1%~2%,其发病率正在逐年上升。研究显示,在白种人血液系统恶性肿瘤中占10%,非裔美国人血液系统恶性肿瘤中占20%。
Multiple myeloma (MM) is a malignant tumor formed by terminally differentiated plasma cells capable of producing paraprotein. This kind of tumor accounts for 1% ~ 2% of all malignant tumors, and its incidence is increasing year by year. Studies show that 10% of Caucasian hematological malignancies and 20% African American hematologic malignancies.