genitourinary disorders
Membranoproliferative Glomerulonephritis
Immunoglobulin immune complex–mediated MPGN
Immunoglobulin/immune complex–mediated MPGN is due to chronic antigenemia and/or circulating immune complexes and most commonly occurs secondary to one of the following: Systemic immune complex disorder (eg, Systemic Lupus Erythematosus (SLE) , Chronic infection (eg, Infective Endocarditis , Monoclonal gammopathies (eg, Monoclonal Gammopathy of Undetermined Significance (MGUS) , Immunofluorescence microscopy findings may suggest certain underlying diseases. 