Correlation of Air-Bone Gap on Pure Tone Audiometry with the Size of Perforation Assessed on Oto-Endoscopy.

Objective: To determine the correlation between the air-bone gap on pure tone audiometry with size of perforation oto-endoscopically.  Study Design: A descriptive study. Place and Duration of the Study: Department of ENT - Head and Neck Surgery, Dow University of Health Sciences (DUHS), from February 2020 to August 2021.