OBJECTIVE To determine functional results after lateral semicircular canal fenestration on congenital conductive hearing loss. STUDY DESIGN Case series with chart review. SETTING Amir-Alam otolaryngology tertiary referral center. SUBJECTS AND METHODS Twenty patients with congenital oval window malformations who were not candidates for ossicular reconstruction underwent lateral semicircula...

Objective: To determine mean hearing thresholds for 18-year-old, otologically healthy subjects. Study design: Prospective historical cohort study. Methods: As part of a follow-up study of a birth cohort, followed from age 2 to 18 years, meticulous otological examination including history-taking, otoscopy, and audiometry were available. At age 18, both air-conduction thresholds (0.25 kHz to 8 kH...