Larva Migrans, Visceral (see also Angiostrongyliasis & Anisakiasis)

Parasitic Diseases, Nematodes (Roundworms)

Animals Involved

Dogs and wild canids (T canis), cats and wild felids (T cati) are definitive hosts; many species can be paratenic hosts

Known Distributions


Probable Means of Spreading

Ingestion of embryonated eggs shed in feces of dogs and cats; via soil, water, food, fomites

Clinical Manifestations in People

Fever, wheezing cough, upper abdominal discomfort; other symptoms, including neurologic signs, skin rashes also possible; may wax and wane for months; eye involvement (ocular migrans) may resemble retinoblastoma

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