[Fronto-ethmoidal mucocele: a case report].

: Paranasal sinus mucoceles can present ophthalmic disturbances. Our aim is to discuss the treatment and the endoscopic sinus surgery indication in the fronto-ethmoidal sinus mucoceles. We describe here a case of fronto-ethmoidal sinus mucocele in a patient with an important fronto-ethmoidal tumefaction and an increased prominence of his left eyeball. An endoscopic approach was done after explain to the patient the eventual risks and complications of the procedure, especially to his left eye.