[2 cases of cancer of the duodenal papilla diagnosed by fiberduodenoscope].
D000230:Adenocarcinoma / Q000175:diagnosis*; D000368:Aged; D014670:Ampulla of Vater; D004379:Duodenal Neoplasms / Q000175:diagnosis*; D004386:Duodenum; D004724:Endoscopy; D005336:Fiber Optic Technology; D006801:Humans; D008297:Male; D008875:Middle Aged