Orbital cellulitis

Definition

Orbital cellulitis is a serious infection involving the tissues surrounding the eye, including the eyelids, eyebrow, and cheek. It can lead to vision loss and other complications if not treated promptly.

5 Must Know Facts For Your Next Test

1. Orbital cellulitis often results from sinus infections spreading to the orbit.
2. Symptoms include pain, swelling, redness around the eye, and fever.
3. It requires immediate medical attention and is usually treated with intravenous antibiotics.
4. Imaging studies like CT scans are often used to diagnose orbital cellulitis.
5. Complications can include abscess formation, vision loss, or intracranial spread of infection.

Review Questions

• What are common symptoms of orbital cellulitis?
• How is orbital cellulitis typically treated?
• What imaging study is commonly used in diagnosing orbital cellulitis?

Related terms

Conjunctivitis: Inflammation or infection of the outer membrane of the eyeball and inner eyelid.

Periorbital Cellulitis: An infection confined to the eyelid and periorbital region that does not extend into the orbit.

Endophthalmitis: Inflammation of the interior of the eye caused by infection.