[Fronto-ethmoidal mucocele: endoscopic fronto-orbital approach].

To revise the references of surgical approach of the mucocele into frontal sinus.A retrospective study.Three patients with mucocele frontal and orbitary encroachment were treated with endoscopic and associated external approach. The follow-up period has been between 22 and 36 months.Combined approach allow marsupialization and adequate repermeabilization of the nasofrontal duct.Endoscopy surgery is the choice method in treatment of mucoceles, but the access has to be completed by an external approach when the lateral wall of the frontal sinus is extended or the mucocele exterioriced.