In accordance with the American Association for Pediatric Ophthalmology and Strabismus, periorbital cellulitis can be brought on by the spread of disease that originates in the sinuses situated near the nose. The bones between the sinuses and the orbit are not very thick, therefore the disease can spread to the eyelid tissues. But most cases of sinusitis don't cause periorbital infections.
Infection from the Blood
Periorbital cellulitis may also result from the spread of including a dental abscess, another infection, according to the American Association for Pediatric Ophthalmology and Strabismus. Bacteria in the abscess in the mouth can go to adjacent tissues in the encounter.
Any injury that breaks skin in the eyelid region can lead to peri-orbital cellulitis, in accordance with the U.S. National Library of Medicine. A scratch to the eyelid or an animal or insect bite can enable bacteria to enter the tissues of the eyelid, causing an infection. A small facial wound may also lead to an infection of the eyelid tissues. Bacteria that are normally situated on your skin, including Staphylococcus aureus and Staphylococcus epidermidis, may function as the cause of these diseases, based on EBMedicine.net. Careful observation of or eyelid injuries can stop advancement and direct infection.