Overview
Definition
Destructive, expanding growth of squamous epithelium in the middle ear.
Epidemiology
Varies globally. Often age and lifestyle dependent.
Etiology & Risk Factors
- Eustachian tube dysfunction, recurrent otitis media.
Clinical Symptoms
- Painless otorrhea
- conductive hearing loss.
Clinical Approach
Diagnosis
- Otoscopy (pearly white mass).
Management
- Surgical excision.
Complications
- Ossicular erosion
- facial nerve palsy
- hearing loss.