Chronic otitis media
DDx
DDx
DDx
- Otitis externa
- Auditory (eustachian) tube dysfunction
- Mastoiditis
- Tympanosclerosis (scarred tympanic membrane)
- Referred pain: sinusitis, tooth pain
- Temporomandibular joint syndrome
- Foreign body
- Cholesteatoma
- Bullous myringitis
- Nasopharyngeal carcinoma
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