[Indication for endoscopic procedures in maxiloethmoydal mucoceles]. / Indicación del tratamiento endoscópico de los mucoceles maxiloetmoidales.

The Functional Endoscopic Sinus Surgery has posibilitated a change in the diagnosis, treatment and postsurgical management of many nasosinusal diseases. Mucoceles of the paranasal sinuses are an ideal indication for performing these surgical procedures when good accesibility conditions are present. Under these circumstances, external approach, with the subsequent impairments and morbility, could be avoided. An endoscopically treated extensive maxilloethmoydal mucocele is presented and key points to endoscopic treatment indication are provided.