This form of lymphoma often involves the bone marrow, lymph nodes, and spleen, and the neoplastic cells sometimes produces immunoglobulins, called " M proteins, " that are found at high levels in the blood.

这种淋巴瘤通常累及骨髓、淋巴结、脾，并且肿瘤细胞可以产生免疫球蛋白，被称为“M蛋白”，他们（M蛋白）被发现在血中浓度增高。