Oesophagostomiasis, Ternidensiasis

Parasitic Diseases, Nematodes (Roundworms)

Animals Involved

Primates, including people

Known Distributions

Parasites found in Africa, Asia, South America; human cases mainly reported in Africa

Probable Means of Spreading

Ingestion of infective larvae in soil, often in food or water

Clinical Manifestations in People

Abdominal pain and one or more masses ± mild fever; intestinal obstruction or abscessation possible; multinodular form (less common) with abdominal pain,
persistent diarrhea, weight loss; rarely ectopic in omentum, liver, or skin

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