Non-IgM Monoclonal Gammopathy of Undetermined Significance - CISMeF
Non-IgM Monoclonal Gammopathy of Undetermined SignificanceNCIt concept
Preferred Label : Non-IgM Monoclonal Gammopathy of Undetermined Significance;
NCIt synonyms : Non-IgM MGUS;
NCIt definition : Monoclonal gammopathy of undetermined significance defined by the presence in the
serum of an IgG, IgA, or (rarely) IgD paraprotein at a concentration of less than
30g/L; clonal bone marrow plasma cells less than 10%; and absence of end-organ damage
such as hypercalcemia, renal insufficiency, anemia, bone marrow lesions, and amyloidosis
attributable to the plasma cell proliferative disorder. The risk of progression to
plasma cell myeloma, light-chain amyloidosis, or a related disorder is 1% per year.
(WHO 2017);