Conclusion: The best treating method of rhinorrhe in front bases of skull, bases of saddle and clivus blurnenbachii orificium fistulae except malignant tumor is endoscopic repair of fistubus opening.

前颅底、鞍底、斜坡处瘘口，除瘤引的鼻，的治疗方法是鼻内镜下修补瘘孔。