What causes anterior blepharitis?

Updated: Jul 31, 2018
  • Author: Bobak Zonnoor , MD; Chief Editor: Gil Z Shlamovitz, MD, FACEP  more...
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Causative organisms in anterior blepharitis include the following:

  • Infectious etiology usually due to Staphylococcus species [22]

  • Other bacteria include Propionibacterium acnes,Moraxella species, and Corynebacterium species [5, 27]

  • Helicobacter pylori - Associated with blepharitis, but cause and effect have not been established [28]

  • Viruses - Herpes simplex virus, herpes zoster virus, and human papillomavirus

  • Mites -Demodex folliculorum and Demodex brevis [29]

  • Lice -Phthirus pubis, which causes a condition known as phthiriasis palpebrarum [30]

  • Noninfectious entities such as ocular rosacea and seborrheic dermatitis also cause anterior blepharitis

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