Clinical Case · trainee
Hearing loss after a head injury
History
A 28-year-old reports right-sided hearing loss since a road traffic accident six months ago. Otoscopy is normal. Audiometry shows a large right conductive loss with a wide air–bone gap. Tympanometry on the right is unusually deep (type Ad).
Findings
Pure-tone audiogram
○ Right ear✕ Left ear
Acoustic reflex grid
Stim. Right
Stim. Left
Probe Right
Absent
Absent
Probe Left
Present
Present