title: Mu-heavy chain and monoclonal IgG K paraproteinaemia in systemic lupus erythematosus.
abstract: We report the association of monoclonal mu-heavy chain and a monoclonal IgG K paraprotein in a patient with systemic lupus erythematosus (SLE). This association and the apparently benign nature of this biclonal gammopathy has not been previously reported.
mesh_terms: D005260:Female; D006362:Heavy Chain Disease / Q000150:complications*; D006801:Humans; D007074:Immunoglobulin G; D007148:Immunoglobulin mu-Chains; D008180:Lupus Erythematosus, Systemic / Q000150:complications*; D008875:Middle Aged
chemical_list: D007074:Immunoglobulin G; D007148:Immunoglobulin mu-Chains