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Oesophagostomum
Synonym(s): nodule worm
Introduction
Classification
Taxonomy
- Phylum: Nematoda.
- Order: Strongylida.
- Family: Strongyloidae.
- Genus: Oesophagostomum.
- Species: Oesophagostomum radiatum and Oesophagostomum venulosum.
Distribution
- Worldwide: most common in temperate and subtropical climates.
Significance
- Large burdens can cause loss of production and deaths can occur in young animals.
Active Forms
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Resting Forms
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Clinical Effects
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Diagnosis
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Further Reading
Publications
Refereed Papers
- Recent references from PubMed and VetMedResource.
- Van Wyk J A & Mayhew E (2013) Morphological identification of parasitic nematode infective larvae of small ruminants and cattle: a practical lab guide. Onderstepoort J Vet Res 80 (1), 1-14 PubMed.
- Hutchinson G W (2009) Nematode parasites of small ruminants, camelids and cattle diagnosis with emphasis on anthelmintic efficacy and resistance testing. Australia and New Zealand standard diagnostic procedures, 22-26.
- Fabiyi J P, Copeman D B & Hutchinson G W (1988) Abundance and survival of infective larvae of the cattle nematodes Cooperia punctata, Haemonchus placei and Oesophagostomum radiatum from faecal pats in a wet tropical climate. Aust Vet J 65 (8), 229-231 PubMed.
- Bremner K C, Keith R K & Winks R (1976) Age resistance of cattle to the nodular worm Oesophagostomum radiatum. Res Vet Sci 20 (3), 350-351 PubMed.
- Williams J C & Mayhew R L (1967) Survival of infective larvae of the cattle nematodes, Cooperia punctata, Trichostrongylus axei, and Oesophagostomum radiatum. Am J Vet Sci 28 (124), 629-640 VetMedResource.
- Keith R K (1953) The differentiation of the infective larvae of some common nematode parasites of cattle. Aust J Zoo 1 (2), 223-235 VetMedResource.
Other sources of information
- Junquera P (2018) Oesophgostomum spp, nodular worms parasitic of cattle, sheep, goats and swine. Biology, prevention and control. Oesophagostomum radiatum, Oesophagostomum columbianum, Oesophagostomum dentatum. [online]. Website: www.parasitipedia.net. Last accessed 23 January 2018.
- Parkinson T J, Vermunt J J & Malmo J (2010) Diseases of cattle in Australasia: a comprehensive textbook. In: New Zealand veterinary association foundation for continuing education. pp 729.
- Anderson D E & Rings M (2008) Current veterinary therapy e-book: food animal practice. Elsevier health sciences. pp 82.
- Radostits O M, Gay C C, Hinchcliff K W & Constable P D (eds) (2006) Veterinary Medicine: A textbook of the diseases of cattle, horses, sheep, pigs and goats. Elsevier health sciences. pp 923-924.