Eight families in Iceland have been identified with multiple cases of monoclonal gammopathies (MG), including monoclonal gammopathy of undetermined significance (MGUS), multiple myeloma (MM) and Waldenström’s macroglobulinemia (WM).
Átta fjölskyldur hafa verið skilgreindar á Íslandi með mörg tilfelli af einstofna mótefnahækkun (monoclonal gammopathies (MG)), þar á meðal „monoclonal gammopathy of undetermined significance“ (MGUS), mergæxli (multiple myeloma (MM)) og Waldenströms makróglobulinemíu (WM).