Remmele, W Three other types of duodenal polyps: mucosal cysts, focal foveolar hyperplasia, and hyperplastic polyp originating from islands of gastric mucosa. [electronic resource] - Digestive diseases and sciences Sep 1989 - 1468-72 p. digital Publication Type: Case Reports; Journal Article ISSN: 0163-2116 Standard No.: 10.1007/BF01538088 doi Subjects--Topical Terms: AgedCysts--pathologyDuodenal Neoplasms--pathologyFemaleGastric Mucosa--pathologyHumansHyperplasia--pathologyIntestinal Polyps--pathologyMaleMiddle Aged