Commoneyeinfections_CD

Commoneyeinfections_CD - Common infections of the eye...

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Unformatted text preview: Common infections of the eye Conjunctivitis * Viruses: most common; associated with the common cold; example is the adenovirus * Allergies (allergic conjunctivitis): inflammation of the tissue lining the eyelids due to a reaction from allergy-causing substances such as pollen or dander * Bacterial: most common are staphylococci, streptococci or haemophilus; bacteria may already be in the upper respiratory tract, patients own skin or from another person with bacterial conjunctivitis * Chemical exposure: chemicals in swimming pools or to smoke or fumes and this can cause an irritation of the conjunctiva with discomfort, redness and watering * Chlamydia: transmitted through birth; caused by an organism called Chlamydia trachomatis . * Fungi * Parasites (rarely) * Use of contact lenses (especially extended-wear lenses) Stye : Staphylococcus aureus is the infectious agent in 90-95% of cases of hordeolum; localized infection or inflammation of the eyelid margin involving hair follicles of the eyelashes (ie, external hordeolum) or...
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