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Canine rhinitis caused by an uncommonly-diagnosed fungus, Scedosporium apiospermum

Christopher G Smith1, Lucy Woolford1, Jessica J Talbot2

  • 1School of Animal and Veterinary Sciences, The University of Adelaide, Roseworthy 5371, Australia.

Medical Mycology Case Reports
|August 25, 2018
PubMed

Insights

A Golden Retriever experienced severe nasal symptoms, initially diagnosed as Aspergillus fungal infection. Advanced diagnostics identified Scedosporium apiospermum as the cause, leading to successful treatment with debridement and itraconazole.

Area of Science:

  • Veterinary Mycology
  • Canine Infectious Diseases

Background:

  • Fungal infections of the nasal passages in dogs can cause significant clinical signs.
  • Aspergillus species are commonly implicated in canine nasal mycosis.

Observation:

  • A Golden Retriever cross presented with a four-week history of violent sneezing and nasal planum licking.
  • Initial suspicion of Aspergillus sp. was based on clinical signs of nasal mycosis.

Findings:

  • Culture, PCR, and DNA sequencing definitively identified Scedosporium apiospermum as the causative fungal pathogen.
  • Scedosporium apiospermum is an emerging and uncommonly diagnosed agent of canine nasal mycosis.

Implications:

  • Accurate identification of fungal pathogens is crucial for effective treatment of canine nasal mycosis.
  • This case highlights the importance of considering less common fungal agents like S. apiospermum.
  • Successful treatment involved surgical debridement and systemic itraconazole, suggesting a viable therapeutic approach.
Keywords:
ComplexRhinitisScedosporiosisScedosporiumSystemic therapyTaxonomy

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