Externally Peer Reviewed by Mosby Orbital Cellulitis Infection of tissues posterior to the orbital septum. Common presentation includes dull aching periocular pain, conjunctival injection, fever, symptoms of URI, violaceous swelling, and tenderness of upper and lower lids, impaired vision, and limited ocular movement. CT of orbit and sinuses is necessary for diagnosis and to rule out sinusitis, orbital subperiosteal abscess, or tumor.
Ceftriaxone is a good antibiotic choice.
Periorbital Cellulitis Infection confined to structures anterior to orbital septum. The possibility of orbital cellulitis must always be considered. Vision is normal, and ocular movements are intact. Children should be hospitalized because of a strong association with bacteremia, septicemia, and meningitis. Dacryocystitis and Dacryostenosis Inflammation of the lacrimal sac, which is usually unilateral and secondary to nasolacrimal duct obstruction.