Parasitic Diseases, Nematodes (Roundworms)

Animals Involved

Ruminants, domestic and wild swine, other mammals, birds are definitive hosts; coprophagous insects (eg, beetles, cockroaches) are intermediate hosts

Known Distributions

Worldwide; rare in people

Probable Means of Spreading

Ingestion of infected beetles, probably on vegetables; possible inhalation of small beetles

Clinical Manifestations in People

Movement of parasite in submucosa of mouth is sensed; local irritation; pharyngitis, stomatitis possible

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