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What is mastoiditis?

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Mastoiditis is a bacterial infection of the mastoid bone. The mastoid bone, which sits behind the ear, consists of air spaces that help drain the middle ear.

From: Mastoiditis WebMD Medical Reference

SOURCES:

Lucile Packard Children's Hospital at Stanford: "Pediatric Mastoiditis."

Children's Memorial Hospital: "Acute and chronic mastoiditis."

Hearinginfo.org: "Mastoiditis."

Children's Healthcare of Atlanta: "Mastoiditis."

National Institutes of Health.

Reviewed by Minesh Khatri on July 31, 2019

SOURCES:

Lucile Packard Children's Hospital at Stanford: "Pediatric Mastoiditis."

Children's Memorial Hospital: "Acute and chronic mastoiditis."

Hearinginfo.org: "Mastoiditis."

Children's Healthcare of Atlanta: "Mastoiditis."

National Institutes of Health.

Reviewed by Minesh Khatri on July 31, 2019

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What causes mastoiditis?

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