Adhesive Otitis media| definition, causes, symptoms and treatment

Definition: Retraction of the tympanic membrane with complete obliteration of the middle ear space due to adhesion of tympanic membrane to the promontory.

Causes:
Long standing Otitis media with effusion, atelectasis or suppurative Otitis media.

Symptoms:
Deafness.

Signs:
Retracted fixed tympanic membrane.

Investigations:
Pure tone audiometer reveales conductive hearing loss. Impedance audiometer reveales type B tympanogeam.

Treatment: Hearing aid.

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