title: Report of a case of precancerous primary duodenal polyp and a review of the related literature.
abstract: A 62-year-old woman with a precancerous duodenal polyp in the suprapapillary region of the second portion of the duodenum was surgically treated by pancreato-duodenectomy. The postoperative course and follow-up was uneventful. A statistical analysis of primary duodenal tumor cases (excluding tumors of the duodenal papilla) reported in Japan during the period from 1962 to 1977 was also reported.
mesh_terms: D004379:Duodenal Neoplasms / Q000453:epidemiology / Q000473:pathology*; D005260:Female; D006801:Humans; D007417:Intestinal Polyps / Q000453:epidemiology / Q000473:pathology*; D007564:Japan; D008875:Middle Aged; D011230:Precancerous Conditions / Q000473:pathology*