Limitations and contraindications of endoscopic surgery in frontal sinus disease

ABSTRACT

Endoscopic sinus surgery has recently achieved much progress in the management of frontal sinus diseases. However, conventional transfacial surgery of the frontal sinus still has an important role to play. Four cases of frontal sinus diseases managed externally were discussed to present different limitations and contraindication of transnasal endoscopic approach to the frontal sinus