Doctors, what are the major downsides of multiple myeloma cancer?

Bone pain possible: Multiple myeloma is a malignant proliferation of plasma cells. This is a serious disease that can be fatal without treatment. Some symptoms include possible recurrent infections, bone pain, poor circulation, and kidney impairment. If you are concerned about myeloma please talk with your doctor. Use this link: http://my.Clevelandclinic.Org/disorders/multiple_myeloma/bm_overview.Aspx.