Five cases of gastric bezoar study in our hospital

We experienced five cases of gastric bezoars for 8 years from 2006 to 2014. They included two males and three female, mean age was 68 years. Main symptom were vomiting, dyspepsia, abdominal pain and tarry stool. All patients had a history of diabetes and three patients had operation history of distal gastrectomy. In two cases, endscopy revealed a gastric ulcer and one case showed small bowel obstruction. A size of bezoars were 2〜10cm, one case had two bezoars. And all components of bezoars were tannic acid. Two cases treated by endscopic fragmentation, one case treated by dissolution herapy with Cola and endscopic fragmentation, an one case treated by endscopic extraction. All cases could be achieved complete dissolution without any complications.