Introduction

Mastoiditis is a serious bacterial infection that affects the mastoid bone behind the ear. It's more common in children.

Most people with mastoiditis recover quickly and have no complications as long asthe condition is diagnosed and treated quickly.

This topic covers:

Mastoiditis

When to seek medical advice

Causes

Diagnosis

Treatment

Complications

Content supplied by the NHS Website

Medically Reviewed by a doctor on 17 Jan 2017