title: Mediastinal lymphosarcoma with IGM paraproteinemia: a case report.
mesh_terms: D000368:Aged; D006801:Humans; D007075:Immunoglobulin M; D008228:Lymphoma, Non-Hodgkin / Q000150:complications*; D008297:Male; D008479:Mediastinal Neoplasms / Q000150:complications*; D010265:Paraproteinemias / Q000150:complications*
chemical_list: D007075:Immunoglobulin M