[Problems of residual stomach from the standpoint of endoscopy].
D002908:Chronic Disease; D004381:Duodenal Ulcer / Q000601:surgery; D005500:Follow-Up Studies; D005547:Foreign Bodies; D005753:Gastric Mucosa / Q000473:pathology; D005756:Gastritis / Q000601:surgery; D005773:Gastroscopy; D006801:Humans; D011182:Postoperative Care; D013270:Stomach / Q000473:pathology*; D013274:Stomach Neoplasms / Q000601:surgery