A Review of Clinical Research on Heterotopic Gastric Mucosa of the Upper Esophagus / 胃肠病学

Heterotopic gastric mucosa of the upper esophagus( HGMUE)is a rare esophageal disease. It is considered as a result of immature development of esophageal mucosal epithelium in embryonic period. Most of patients have no specific symptoms. The diagnosis of HGMUE is mainly based on endoscopy and biopsy. With the development of endoscopic technique,the detection rate of HGMUE is elevated and increasing attention has been paid to this disease. This article reviewed the clinical research on HGMUE.