title: [A case of extramedullary plasmacytoma of the mediastinum and the retroperitoneum, associated with production of IgG kappa-type M-protein].
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D007074:Immunoglobulin G / Q000276:immunology*; D008479:Mediastinal Neoplasms / Q000276:immunology*; D010954:Plasmacytoma / Q000276:immunology*; D012186:Retroperitoneal Neoplasms / Q000276:immunology*
chemical_list: D007074:Immunoglobulin G