title: Discordant lymphoma: a case report.
mesh_terms: D006689:Hodgkin Disease / Q000473:pathology* / Q000628:therapy; D006801:Humans; D008228:Lymphoma, Non-Hodgkin / Q000473:pathology* / Q000628:therapy; D008297:Male; D008875:Middle Aged; D009378:Neoplasms, Multiple Primary / Q000473:pathology* / Q000628:therapy