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Mycopathologia2016; 182(3-4); 413-423; doi: 10.1007/s11046-016-0065-9

Equine Pulmonary Cryptococcosis: A Comparative Literature Review and Evaluation of Fluconazole Monotherapy.

Abstract: Cryptococcus is the most common fungal respiratory pathogen in Australian horses, manifesting primarily as pulmonary granulomas. Disease severity at presentation is dependent on the athletic use of the horse. The diagnosis and estimation of disease severity are centred around clinical findings, cytological evaluation of respiratory tract secretions, diagnostic imaging, and antigen titre testing. Both the lateral flow assay and the latex cryptococcal antigen titre are used, and important similarities and differences between species are discussed. Cryptococcus gattii occurs with greater frequency than Cryptococcus neoformans in equine pulmonic cryptococcosis and can be successfully treated with enteral fluconazole monotherapy, with disease severity determining treatment length.
Publication Date: 2016-09-21 PubMed ID: 27655152DOI: 10.1007/s11046-016-0065-9Google 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 focusses on the manifestation of Cryptococcus, a fungal pathogen, in Australian horses as primarily pulmonary granulomas. It also analyses the efficacy of fluconazole monotherapy for treating this condition.

Disease Presentation

  • The study emphasizes the critical role of Cryptococcus, a fungal pathogen, as the primary culprit for respiratory issues in Australian horses, particularly causing pulmonary granulomas.
  • It’s highlighted that the severity of the infection usually depends on the athletic use of the horse. More intensive or strenuous usage might escalate the disease severity at its initial phase.

Disease Diagnosis and Estimation

  • The primary methods of diagnosing Cryptococcus include clinical evaluation of symptoms, cytological evaluation of respiratory tract secretions, diagnostic imaging, and antigen titre testing.
  • Two specific techniques adopted for diagnosis are the lateral flow assay and the latex cryptococcal antigen titre.
  • Through these diagnostics, the paper acknowledges important similarities and differences between different Cryptococcus species, guiding the subsequent treatment approach.

Types of pathogens and treatment

  • The study identifies Cryptococcus gattii as more prevalent than Cryptococcus neoformans in causing Cryptococcosis in the horses’ respiratory system.
  • Enteral fluconazole monotherapy, an antifungal treatment method, has been found to effectively manage this condition. However, the study underscores the fact that the severity of the disease has a crucial impact on the treatment duration. Highly severe cases may require prolonged treatments to ensure complete disease resolution.

Cite This Article

APA
Secombe CJ, Lester GD, Krockenberger MB. (2016). Equine Pulmonary Cryptococcosis: A Comparative Literature Review and Evaluation of Fluconazole Monotherapy. Mycopathologia, 182(3-4), 413-423. https://doi.org/10.1007/s11046-016-0065-9

Publication

ISSN: 1573-0832
NlmUniqueID: 7505689
Country: Netherlands
Language: English
Volume: 182
Issue: 3-4
Pages: 413-423

Researcher Affiliations

Secombe, C J
  • College of Veterinary Medicine, School of Veterinary and Life Sciences, Murdoch University, South Street, Murdoch, WA, 6150, Australia. csecombe@murdoch.edu.au.
Lester, G D
  • College of Veterinary Medicine, School of Veterinary and Life Sciences, Murdoch University, South Street, Murdoch, WA, 6150, Australia.
Krockenberger, M B
  • Faculty of Veterinary Science, University of Sydney, Sydney, NSW, 2006, Australia.

MeSH Terms

  • Animals
  • Antifungal Agents / therapeutic use
  • Cryptococcosis / diagnosis
  • Cryptococcosis / microbiology
  • Cryptococcosis / pathology
  • Cryptococcosis / veterinary
  • Cryptococcus / isolation & purification
  • Female
  • Fluconazole / therapeutic use
  • Horse Diseases / diagnosis
  • Horse Diseases / drug therapy
  • Horse Diseases / pathology
  • Horses
  • Lung Diseases, Fungal / diagnosis
  • Lung Diseases, Fungal / drug therapy
  • Lung Diseases, Fungal / pathology
  • Lung Diseases, Fungal / veterinary
  • Male
  • Treatment Outcome

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Citations

This article has been cited 8 times.