What is periorbital cellulitis?

Periorbital cellulit. Periorbital cellulitis, also known as preseptal cellulitis is an inflammation and infection of the eyelid and portions of skin around the eye, in front of the orbital septum. It may be caused by breaks in the skin around the eye, and subsequent spread to the eyelid; infection of the sinuses around the nose (sinusitis); or from spread of an infection elsewhere through the blood.
Infection of eyelid. It is an infection of the eye lid and the skin surrounding the eyes.