RESUMEN
Gastrointestinal benign stricture is one of common diseases in clinics , endoscopic dilation is its preferred treatment . However , for the dilation ineffective refractory strictures , it represents a difficult management problem given the limited therapeutic in-terventions available .Mitomycin-C is an antibiotic which has the dual role of anti-tumor and anti-proliferation.As an anti-proliferative drug, it was first applied in the field of ophthalmology .Local auxiliary application of MMC can be a feasible and safe measurement to improve the efficacy of refractory esophageal strictures .The aim of this study is to perform a systematic review which employs mitomycin C in the treatment of refractory esophageal strictures caused by corrosion , endoscopic submucosal dissection , esophageal atresia repara-tion and radiotherapy .