Novel Aspects Pertaining to the Relationship of Waldenstrom's Macroglobulinemia, IgM Monoclonal Gammopathy of Undetermined Significance, Polyclonal Gammopathy, and Hypoglobulinemia
Waldenstrom's macroglobulinemia (WM) is associated with a precursor condition, monoclonal gammopathy of undetermined significance (MGUS) of immunoglobulin-M (IgM) type. The etiology of these conditions is unknown. Recent studies at the population level have provided new data regarding familial aggregation of these disorders and other B-cell malignancies. Studies of familial clusters of WM have dem
