The radiologic findings of prolapsed gastric mucosa through gastrojejunostomy stoma after gastrectomy is verycharacteristic, but recurrent gastric cancer, retrograde jejunogastric intussusception, and Hofmeister defectshould be differentiated from it because of their simillar postoperative upper gastrointestinal series findings.The author reports 3 cases of prolapsed gastric mucosa through gastrojejunostomy stoma after Hofmeister'sgastrectomy with brief review of the literature.