Figure 1.
A simple schema illustrating the relationship between MGUS, MM and WM, NHL, and MGCS based on the dominant cause of end-organ dysfunction. Circle diameter reflects estimate of relative incidence (not to scale). MGCS, monoclonal gammopathy of clinical significance; MGUS, monoclonal gammopathy of undetermined significance; MM, multiple myeloma; NHL, non-Hodgkin lymphoma; WM, Waldenström macroglobulinemia.