Neurogenic neoplasms of the small bowel: benign nonchromaffin paraganglioma of the duodenum. Report of a case.
D000008:Abdominal Neoplasms; D002965:Classification; D004379:Duodenal Neoplasms / Q000473:pathology*; D006801:Humans; D008297:Male; D008853:Microscopy; D008875:Middle Aged; D010235:Paraganglioma / Q000473:pathology*