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Home / Equine Research Bank / N Z Vet J / Clinical and subclinical infections with Cryptosporidium in ...
New Zealand veterinary journal2012; 61(1); 1-10; doi: 10.1080/00480169.2012.731681

Clinical and subclinical infections with Cryptosporidium in animals.

Abstract: Cryptosporidium spp. are frequent parasites of livestock and companion animals, raising questions about the clinical significance of such infections. Cryptosporidium infections have a wide spectrum of clinical signs that can vary from asymptomatic to serious infection to death. In neonatal ruminants, cryptosporidiosis is considered an important disease characterised by diarrhoea and mortality. In companion animals most infections are asymptomatic but severe clinical illness has also been reported in dogs, cats and horses. In birds, three main clinical forms of cryptosporidiosis are primarily seen in naturally occurring infections, i.e. respiratory, intestinal, and renal. In reptiles, cryptosporidiosis is an emerging problem given that infections are frequently chronic and lethal. Molecular tools have been developed to detect and differentiate Cryptosporidium at the species/genotype and subtype levels. The use of those tools has led to a more in-depth understanding of the genetic diversity of Cryptosporidium which plays an important role in the diverse clinical presentations of cryptosporidiosis. This review presents an overview of the current knowledge on clinical cryptosporidiosis in livestock, pets, and other animals.
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Publication Date: 2012-11-08 PubMed ID: 23134088DOI: 10.1080/00480169.2012.731681Google Scholar: Lookup
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Summary

This research summary has been generated with artificial intelligence and may contain errors and omissions. Refer to the original study to confirm details provided. Submit correction.

The research article discusses the effect of Cryptosporidium infections in various types of animals such as livestock, pets, and others. The focus is on the variety of clinical signs, the increasing problem in reptiles, and the role of genetic diversity in these infections.

Cryptosporidium Infections and Its Variations

  • The paper reveals that Cryptosporidium infections vary significantly, from showing no symptoms to potentially leading to death. This largely depends on the type of host animal and their physiological factors.
  • The study particularly highlights the case of neonatal ruminants (young animals that chew cud, such as cows, goats, and sheep), stating that cryptosporidiosis (the disease caused by Cryptosporidium infection) often manifests in this group as diarrhoea, and can even lead to fatality. However, this is not the case with all animals, as many infections in companion animals such as dogs, cats, and horses remain asymptomatic.

Cryptosporidiosis in Birds, Reptiles and Others

  • The study further reports various clinical forms of cryptosporidiosis in birds, primarily impacting their respiratory, intestinal, and renal systems.
  • Amongst reptiles, the problem is regarded as ’emerging’, since these infections are usually long-lasting and often lethal.

Molecular Tools for Detection and Differentiation

  • The research introduces molecular tools that have been created for detecting and distinguishing Cryptosporidium at species/genotype and subtype levels. These tools have provided deeper insights into cryptosporidiosis and the organisms that cause it.
  • Through the use of these tools, researchers have achieved a better understanding of the genetic diversity of Cryptosporidium, shedding light on why the clinical manifestations of cryptosporidiosis are so diverse amongst different animal species.

Cite This Article

APA
Santín M. (2012). Clinical and subclinical infections with Cryptosporidium in animals. N Z Vet J, 61(1), 1-10. https://doi.org/10.1080/00480169.2012.731681

Publication

New Zealand veterinary journal
ISSN: 0048-0169
NlmUniqueID: 0021406
Country: England
Language: English
Volume: 61
Issue: 1
Pages: 1-10

Researcher Affiliations

Santín, M
  • Environmental Microbial and Food Safety Laboratory, USDA, Beltsville, MD, USA. monica.santin-duran@ars.usda.gov

MeSH Terms

  • Animals
  • Animals, Domestic
  • Cryptosporidiosis / epidemiology
  • Cryptosporidiosis / parasitology
  • Cryptosporidiosis / pathology
  • Cryptosporidiosis / veterinary
  • Global Health

Citations

This article has been cited 66 times.
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