Orbital cellulitis
Overview
Orbital cellulitis is a serious infection of the orbital tissues which can lead to restriction of eye movements, loss of vision and even loss of life.
Diagnosis
Orbital cellulitis should be differentiated from preseptal cellulitis which is confined to structures anterior to orbital septum. Where as, orbital cellulitis involves structures posterior to orbital septum which includes fat and ocular muscles.
History and Symptoms
Patients present with sudden onset of fever, proptosis, restricted eye movement, and swelling and redness of the eye lids. It is usually caused by a previous sinusitis.
Physical Examination
Eyes
MRI and CT
Treatment
Because of concern for spread of infection, patients must be admitted to the hospital to receive intravenous antibiotics. The feared complications include cavernous sinus thrombosis and meningitis. Abscess formation is another complication and may require surgical drainage.
Orbital cellulitis is considered an ophthalmological emergency.