title: Adenocarcinoma complicating a duodenal diverticulum.
mesh_terms: D000230:Adenocarcinoma / Q000473:pathology*; D000368:Aged; D004240:Diverticulum / Q000473:pathology*; D004378:Duodenal Diseases / Q000473:pathology*; D004379:Duodenal Neoplasms / Q000473:pathology*; D004386:Duodenum / Q000473:pathology; D006801:Humans; D008297:Male