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Onchocerciasis, also known as river blindness, is a disease caused by infection with the parasitic worm Onchocerca volvulus. [1] Symptoms include severe itching, bumps under the skin, and blindness. [1] It is the second-most common cause of blindness due to infection, after trachoma. [6]
Childhood blindness is an important contribution to the national prevalence of the disability of blindness. [3] Blindness in children can be defined as a visual acuity of <3/60 in the eye with better vision of a child under 16 years of age. [4]
Untreated, repeated trachoma infections result in entropion (the inward turning of the eyelids), which may result in blindness due to damage to the cornea. Children are the most susceptible to infection due to their tendency to get dirty easily, but the blinding effects or more severe symptoms are often not felt until adulthood. [15]
Clear Eyes Once Daily, Eye Allergy Itch Relief: Not officially linked to any bacterial infection cases being traced by the CDC, the FDA has indicated this brand's manufacturer, Teva ...
The bacteria linked to recalled eyedrops causing infection and blindness had never been seen in the U.S. until 2022, the CDC says Almost 70 infections have been linked to the recalled eyedrops in ...
There are many diseases known to cause ocular or visual changes. Diabetes , for example, is the leading cause of new cases of blindness in those aged 20–74, with ocular manifestations such as diabetic retinopathy and macular edema affecting up to 80% of those who have had the disease for 15 years or more.
According to the CDC, people should seek medical care if they have symptoms of an eye infection, including: Yellow, green or clear discharge from the eye. Eye pain or discomfort.
Onchocerca volvulus is a filarial (arthropod-borne) nematode (roundworm) that causes onchocerciasis (river blindness), and is the second-leading cause of blindness due to infection worldwide after trachoma. It is one of the 20 neglected tropical diseases listed by the World Health Organization, with elimination from certain countries expected ...