Standardized reporting of monoclonal immunoglobulin–associated renal diseases: recommendations from a Mayo Clinic/Renal Pathology Society Working Group

The term monoclonal gammopathy refers to the overproduction of a monoclonal Ig (MIg) that is detectable in the serum, urine, or tissue resulting from the clonal proliferation of Ig-producing plasma cells or B lymphocytes. 1 Kyle R.A. Therneau T.M. Rajkumar S.V. et al. A long-term study of prognosis in monoclonal gammopathy of undetermined significance. N Engl J Med. 2002; 346: 564-569 Crossref PubMed Scopus (1256) Google Scholar The term...