Role of endoscope and microdebrider in the excision of skull base schwannoma-Arising from the sphenoid sinus.

A 54 year old lady presented with complaint of right sided nasal obstruction for the past 4 years which was persistent and total. Examination revealed a pale mass in the posterior half of the nasal cavity obscuring the choana. It was firm in consistency, pale with a smooth surface. The Cranial nerves were normal. Clinically there was no evidence of spread into the maxillary sinus or orbit or regional lymphadenopathy. Ophthalmologist's opinion was sought.