What happens in multiple myeloma?

Answer:
Multiple myeloma is a disease in which malignant plasma cells spread through the bone marrow and hard outer portions of the large bones of the body. These myeloma cells may form tumors called plasmacytomas.
First answer by Gale Ency. of Medicine. Last edit by Gale Ency. of Medicine. Contributor trust: 37 [recommend contributor recommended]. Question popularity: 1 [recommend question].