Periorbital and orbital cellulitis

see also:

• cellulitis
• antibiotics
• perichondritis / ear/auricle/pinna cellulitis
• need to disinguish from:
  • allergic reaction - usually bilateral and non-tender to light touch
  • gravitational oedema / bruise from a forehead injury
• in adults, this may be due to spread from odontogenic sinusitis
• rarely, it may be due to necrotising fasciitis from an otherwise innocuous minor cut ¹⁾
• in un-immunised children it is commonly caused by H. influenzae bacteria and needs urgent antibiotic Rx
• RCH guideline - periorbital and orbital cellulitis