What causes periorbital cellulitis in the absence of trauma?

Updated: Jul 31, 2018
  • Author: Bobak Zonnoor , MD; Chief Editor: Gil Z Shlamovitz, MD, FACEP  more...
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In the absence of trauma, periorbital cellulitis can be caused by the following microbes:

  • Streptococcus pneumoniae

  • Haemophilus influenzae type b - Was the predominant cause of periorbital cellulitis prior to the advent of the Hib vaccine but has now been shown to cause only rare cases [1, 11, 12, 13]

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