[Endoscopic naso-sinusal surgery. Experience with 150 cases].

The AA. expose their experience drawn out from 150 cases of naso-sinusal pathology, treated through endoscopic surgery after the Messerklinger-Stammberger technique. They emphasize either the advantages of the procedure, in comparison with the classic methods, and the postoperative pitfalls. This procedure call for an exact knowledge of the endoscopic anatomy of the ethmoidal area, which can be gained only through corpses training.