Onchocerca volvulus

E95575

Onchocerca volvulus is a parasitic roundworm that causes river blindness (onchocerciasis) in humans, transmitted by the bites of infected blackflies.

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Observed surface forms (1)

Surface form Occurrences
Onchocerca 1

Statements (47)

Predicate Object
instanceOf parasitic nematode
roundworm
species
causes onchocerciasis
river blindness
controlProgram Onchocerciasis Control Programme in West Africa
surface form: African Programme for Onchocerciasis Control

Onchocerciasis Control Programme in West Africa
controlStrategy mass drug administration with ivermectin
describedBy Rudolph Leuckart
discoveredBy Rudolph Leuckart
diseaseType neglected tropical disease agent
drugSusceptibility doxycycline
ivermectin
endemicRegion Yemen
parts of Latin America
Sub-Saharan Africa
surface form: sub-Saharan Africa
family Onchocercidae
genus Onchocerca volvulus self-linksurface differs
surface form: Onchocerca
host humans
intermediateHost blackflies
kingdom Animalia
lifeCycleStage adult worm
microfilaria
localizationInHuman eyes
skin
subcutaneous tissue
morphology filamentous body
order Spirurida
parasiticOn human lymphatic and subcutaneous tissues
phylum Nematoda
primaryHost humans
publicHealthSignificance major cause of infectious blindness worldwide
reproduction sexually reproducing
symptomInfection blindness
severe itching
skin depigmentation
subcutaneous nodules
visual impairment
taxonRank species
transmissionEnvironment fast-flowing rivers and streams
transmissionRoute bite of infected blackflies
transmissionVector Simulium blackflies
vectorGenus Simulium
vectorHabitat breeding sites in fast-flowing rivers
wolbachiaEndosymbiont Wolbachia bacteria
yearDescribed 1893
zoonoticPotential primarily human parasite

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

Onchocerca volvulus genus Onchocerca volvulus self-linksurface differs
this entity surface form: Onchocerca
Nematoda includesTaxon Onchocerca volvulus