Facial Swelling as a Primary Manifestation of Multiple Myeloma
Table 4
ISS staging of multiple myeloma.
Stage
ā
Median survival time
Stage 1
Serum beta-2 microglobulin is less than 3.5 (mg/L) and the albumin level is 3.5 (g/dL) or greater
62 months
Stage 2
The beta-2 microglobulin level is between 3.5 and 5.5 (with any albumin level) or The albumin is below 3.5, while the beta-2 microglobulin is less than 3.5