Infections with nematodes of the superfamily FILARIOIDEA. The presence of living worms in the body is mainly asymptomatic but the death of adult worms leads to granulomatous inflammation and permanent fibrosis. Organisms of the genus Elaeophora infect wild elk and domestic sheep causing ischemic necrosis of the brain, blindness, and dermatosis of the face.

Synonyms: Filariases, Filarioidea Infections, Filariasis, Elaeophoriases, Filarioidea Infection, Elaeophoriasis, Infection, Filarioidea, Infections, Filarioidea