Template:Periorbital vs orbital cellulitis

Periorbital vs Orbital Cellulitis

• Orbital cellulitis may mimic periorbital cellulitis early in its course
• Orbital cellulitis
  • 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 periorbital cellulitis
• Periorbital cellulitis
  • Usually benign
  • Most often due to contiguous infection of soft tissues of face and eyelids