title: Another case of double light-chain disease.
mesh_terms: D000368:Aged; D006801:Humans; D007147:Immunoglobulin Light Chains / Q000032:analysis*; D007075:Immunoglobulin M / Q000032:analysis*; D008297:Male; D009101:Multiple Myeloma / Q000276:immunology*
chemical_list: D007147:Immunoglobulin Light Chains; D007075:Immunoglobulin M