27
Participants
Start Date
May 1, 2015
Primary Completion Date
December 20, 2020
Study Completion Date
April 1, 2021
Endonasal endoscopy
"Complete sphenoethmoidectomy; Draf type IIa, IIb, and III according to defect location.~Defect less than 3 mm closed by a plug of fat and facia lata or middle turbinate mucosa.~Defect more than 3 mm closed by underlying facia lata, underlying cartilage, and overlay facia lata."
Al-Azhar University
OTHER