an illness brought on by infestation with filarial worms associated with the genus Onchocerca, specifically an ailment of humans caused by O. volvulus and characterized by nodular swellings in the skin and lesions regarding the eyes. Sent by black flies, the illness does occur in tropical regions of Africa and Central The united states. Also called lake blindness.
an illness brought on by a worm associated with the genus Onchocerca, especially as sent to humans by flies and often causing blindness; typical in tropical Africa.
contamination with nematodes associated with the genus Onchocerca, specially Onchocerca volvulus. Untreated, these types of attacks causes severe dermatological issues, plus advanced situations can result in blindness. In certain regions of tropical Africa the loss of sight due to onchocerciasis is known as river loss of sight.
infestation with slender threadlike roundworms (filaria) deposited underneath the skin by the bite of black colored fleas; once the eyes are participating it could bring about loss of sight; common in Africa and tropical The united states