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Keratoconjunctivitis is frequently caused by viral infections in and around the eyes. A particularly common cause of this is the herpes simplex virus.In some people, the infection may become chronic and keratoconjunctivitis may present during flare-ups of variable frequency.
Keratitis is a condition in which the eye's cornea, the clear dome on the front surface of the eye, becomes inflamed. [1] The condition is often marked by moderate to intense pain and usually involves any of the following symptoms: pain, impaired eyesight, photophobia (light sensitivity), red eye and a 'gritty' sensation. [2]
Conjunctivitis is the most common eye disease. [47] Rates of disease is related to the underlying cause which varies by the age as well as the time of year. Acute conjunctivitis is most frequently found in infants, school-age children and the elderly. [20] The most common cause of infectious conjunctivitis is viral conjunctivitis. [28]
Adenoviral keratoconjunctivitis, also known as epidemic keratoconjunctivitis, is a contagious eye infection, a type of adenovirus disease caused by adenoviruses. [1] It typically presents as a conjunctivitis with a sudden onset of a painful red eye, watery discharge and feeling that something is in the eye. [3]
Allergic conjunctivitis "will last as long as allergens like pollens are around, but can be managed with medications and by avoidance of the allergens." For toxic or chemical conjunctivitis, "it's ...
[2] [3] [4] Chronic conjunctivitis such as from tobacco smoke exposure or infection may also lead to the condition. [2] Diagnosis is mostly based on the symptoms, though several other tests may be used. [8] Dry eye syndrome occasionally makes wearing contact lenses impossible. [2] Treatment depends on the underlying cause.
keratitis [12] – a potentially serious inflammation or injury to the cornea (window), often associated with significant pain, light intolerance, and deterioration in vision. Numerous causes include virus infection. Injury from contact lenses can lead to keratitis. Eye with iritis showing ciliary flush
Uveitis (/ ˌ juː v i. aɪ t ɪ s /) is inflammation of the uvea, the pigmented layer of the eye between the inner retina and the outer fibrous layer composed of the sclera and cornea. [1] The uvea consists of the middle layer of pigmented vascular structures of the eye and includes the iris, ciliary body, and choroid.