Causes
By Mayo Clinic staffBlepharitis occurs when tiny oil glands located near the base of the eyelashes malfunction. Blepharitis is often a chronic condition, meaning that it may require long-term care.
Diseases and conditions that can cause blepharitis include:
- Seborrheic dermatitis — dandruff of the scalp and eyebrows
- A bacterial infection
- Malfunctioning oil glands in your eyelid
- Rosacea — a skin condition characterized by facial redness
- Allergies, including allergic reactions to eye medications, contact lens solutions or eye makeup
- Eyelash mites
Blepharitis may be caused by a combination of factors.
- Blepharitis. American Academy of Ophthalmology. http://one.aao.org/asset.axd?id=ce7ddf62-f3a3-45dd-b346-f7e2bb442490. Accessed Jan. 12, 2010.
- Blepharitis. National Eye Institute. http://www.nei.nih.gov/health/blepharitis/blepharitis.asp. Accessed Jan. 12, 2010.
- Blepharitis. American Optometric Association. http://www.aoa.org/Blepharitis.xml. Accessed Jan. 12, 2010.
- Robertson DM (expert opinion). Mayo Clinic, Rochester, Minn. Jan. 19, 2010.

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