- Otitis externa
- Foreign body
- Trauma
- Impacted cerumen
- Bullous myringitis
- Furuncle
- Herpes zoster
- Neoplasm
- Otomycosis
- Perichondritis of pinna
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- Otitis media
- Effusion associated with otitis media
- Acute mastoiditis
- Barotrauma
- Acute obstruction of eustachian tube
- Neoplasm
- Trauma
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- Nasopharynx - adenoidectomy, infection or neoplasm
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Cranial nerve referred pain - e.g. Vth cranial nerve - trigeminal neuralgia, VIIth cranial nerve - Ramsay Hunt syndrome, glossopharyngeal or cranial nerve - tonsillitis
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Salivary glands - calculi or infection
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Teeth and jaw - impaction of molars, malocclusion, TMJ arthritis
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Base of skull - elongated styloid process
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Petrous aneurysms
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Oesophagus - foreign body, reflux or neoplasm
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Inflammation or neoplasm of oropharnyx, tongue or larynx
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Temporal arteritis
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Thyroidits
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