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Conjunctivitis is the most common eye disease. [45] 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. [18] The most common cause of infectious conjunctivitis is viral conjunctivitis. [26]
Corneal scarring occurs in up to half of cases and the blurred vision may continue for a long time in some people. [2] The virus may remain in the eye for 2–3 years after recovering. [3] It is a common cause of a red eye and tends to occur in large numbers of people at the same time. [2] Adults tend to be affected more frequently than ...
Types include sympathetic ophthalmia (inflammation of both eyes following trauma to one eye), gonococcal ophthalmia, trachoma or "Egyptian" ophthalmia, ophthalmia neonatorum (a conjunctivitis [3] of the newborn due to either of the two previous pathogens), photophthalmia and actinic conjunctivitis (inflammation resulting from prolonged exposure to ultraviolet rays), and others.
The cause of allergic conjunctivitis is an allergic reaction of the body's immune system to an allergen. Allergic conjunctivitis is common in people who have other signs of allergic disease such as hay fever, asthma and eczema. [citation needed] Among the most common allergens that cause conjunctivitis are: [5] Pollen from trees, grass and ragweed
[2] 75% of conjunctivitis cases are due to adenovirus infection. [13] In 2016, the Global Burden of Disease Study estimated that globally, around 75 million episodes of diarrhea among children under the age of five-years, were attributable to adenovirus infection. [12] The first adenoviral strains were isolated in 1953 by Rowe et al. [14]
Generally, conjunctivitis does not affect the pupils. With acute angle-closure glaucoma, ... This page was last edited on 25 July 2024, at 21:49 (UTC).
This is how much time you should spend outside to reap the health benefits, according to the '20-5-3' rule. Jennifer Walsh. November 15, 2024 at 5:00 AM.
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.