Mastoiditis: Is an infection of the air cells

Mastoiditis is an infection of the air cells behind the ear, usually caused by untreated middle ear infections. It can be treated with antibiotics, surgery, or both, and may have serious complications if left untreated. Mastoiditis , infection of mastoid bone, results from spread of middle ear infection like bacterial infections, presenting with redness or swelling behind ear. Mastoiditis is a severe infection of a bone behind the ear, and anyone with symptoms needs medical care right away. Learn more here. Mastoiditis is a serious infection and should be diagnosed and treated quickly. If you have symptoms of mastoiditis , a GP will use a small magnifying lens called an otoscope to check for infection inside the ear.