Ear infection - acute Image

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Mastoiditis - redness and swelling behind ear

Mastoiditis is an infection of the bony air cells in the mastoid bone, located just behind the ear. It is rarely seen today because of the use of antibiotics to treat ear infections. This child has noticeable swelling and redness behind his right ear because of mastoiditis.

Table of Contents

Definition Alternative Names Causes, incidence, and risk factors Symptoms Signs and tests Treatment Expectations (prognosis) Complications Calling your health care provider Prevention References

Related Learning
Centers

·As a Complication

Otitic Barotrauma

Otitis Media with Effusion (Silent Ear Infection)

·As a Cause

Labyrinthitis

·As a Risk Factor

Mastoiditis

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