Serum β2 microglobulin < 3.5 mg/l
|II||Not R-ISS stage I or III|
Serum β2 microglobulin ≥ 5.5 mg/L and either
The International Myeloma Foundation medical and editorial content team
Comprised of leading medical researchers, hematologist/oncologists, oncology-certified nurses, medical editors, and medical journalists, our team has extensive knowledge of the multiple myeloma treatment and care landscape. Additionally, Dr. Brian G.M. Durie reviews and approves all medical content on this website.
Last Medical Review: March 1, 2019