·AIM:To observe therapeutic effects of transplantation of auto corneal limbus stem cell for treating pterygium.·METHODS:The clinical data,operation condition and results of 37 cases 37 eyes who were performed excision of pterygium combined with transplantation of auto corneal limbus stem cell were analyzed retrospectly from January 2009 to Junuary 2010.·RESULTS:A total of 37 cases 37 eyes were followed-up for 6 months postoperatively.Pterygium didn’t recur,corneal endothelium was stable and wound healing was good.·CONCLUSION:The method of preventing pterygium from recurrence by performing excision of pterygium combined with transplantation of auto corneal limbus stem cell is good for the patients.·