Objective To explore the mechanism of gastroesophageal reflux diseases (GERD) and the application of esophageal manometry in the diagnoses of GERD in children.
目的探讨儿童胃食管反流病（GERD）的发病机理及食管压力监测在儿童GERD诊断中的应用价值。
2
Objective to study the feasibility of treatment of esophagealdiseases by video assisted thoracoscopic surgery (VATS).
目的探讨胸腔镜治疗食管疾病的可行性，并介绍手术具体操作方法。
3
Objective: To explore the treatment of esophageal stricture caused by all sorts of benign and malignancy diseases using endoscope dilatation and implantation with stent.