How can blepharitis cause dry eye syndrome?

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Laura C. Fine, MD
Ophthalmology
Dry eye syndrome (which occurs when tear production declines) may develop in people with posterior blepharitis, an inflammation of the inner eyelid that is common in people with allergies or in those with the skin disorders rosacea or seborrheic dermatitis. In people with blepharitis, the oil glands in the eyelid become inflamed and clog. As a result, the eyes are not bathed in the usual fine sheen of oil, and water from tears evaporates more rapidly than normal.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.