Onchocerca is a genus of roundworm. It contains one human parasite - Onchocerca volvulus - which is responsible for the neglected disease Onchocerciasis, also known as `River Blindness` because the infected humans tend to live near rivers where host black flies live. Over 40 million people are infected in Africa, Central America, and South Ameri.....
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A genus of parasitic nematodes whose organisms live and breed in skin and subcutaneous tissues. Onchocercal microfilariae may also be found in the urine, blood, or sputum. ... (12 Dec 1998) ...
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(ong″ko-sur´kә) a genus of parasitic filaria. O. vol′vulus is a common parasite of humans, breeding in fast-flowing rivers and streams in tropical parts of the Americas and equatorial Africa, particularly West Africa. It is the etiologic agent of human onchocerciasis and is transmitted by the bites of ...
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Genus of filarial nematode parasites that cause river blindness.
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Type: Term Pronunciation: ong′kō-ser′kă Definitions: 1. A genus of elongated filariform nematodes (family Onchocercidae) that inhabit the connective tissue of their hosts, usually within firm nodules in which these parasites are coiled and entangled. Synonyms: Oncocerca
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Onchocerca A genus of long, threadlike filarial nematodes of the family Onchocercidae. They are found in subcutaneouis and connective tissue, or confined within tough, fibrous cysts. The most important species, Onchocerca volvulus is the cause of human onchocerciasis. Other species cause cutaneous diseases among domestic and wild herbivores.
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