Also known as "preseptal<unk> "
Most often due to contiguous infection of soft tissues of face and eyelids
Most patients are <10yr
Rarely leads to orbital<unk> 
Orbital<unk>  may mimic<unk>  early in its course
Orbital<unk> 
Ocular emergency
Most often due to ethmoid sinusitis
May also be due to orbital trauma, endophthalmitis, infection from teeth / middle ear
Not caused by extension of<unk> <unk> 
Usually benign
Most often due to contiguous infection of soft tissues of face and eyelids
Ocular emergency
Most often due to ethmoid sinusitis
May also be due to orbital trauma, endophthalmitis, infection from teeth / middle ear
Not caused by extension of<unk> 
Usually benign
Most often due to contiguous infection of soft tissues of face and eyelids
Periorbital cellulitis
Normal IOP
Orbital cellulitis
Sympathetic ophthalmia
Orbital pseudotumor
Blepharitis
Orbital tumor
Corneal ulcer