Pathology of cutaneous blastomycosis in a cat

  • Vetnizah Juniantito Division of Pathology, Department of Veterinary Clinic, Reproduction, and Pathology, Faculty of Veterinary Medicine, Bogor Agricultural University, Bogor, West Java, INDONESIA
  • Eva Harlina Division of Pathology, Department of Veterinary Clinic, Reproduction, and Pathology, Faculty of Veterinary Medicine, Bogor Agricultural University, Bogor, West Java, INDONESIA
  • . Jumari Program of Veterinary Profession Education, Faculty of Veterinary Medicine, IPB University, Bogor, West Java, INDONESIA
  • Vici Eko Handayani Citra Pet and Vet Animal Clinic, Bekasi, West Java, INDONESIA
  • Iis Ismawati Citra Pet and Vet Animal Clinic, Bekasi, West Java, INDONESIA
Keywords: cat, blastomycosis, skin, granuloma

Abstract

Cats are common as pet animals in Indonesia and live in close vicinity of human neighborhood, which make them potential for transmitting diseases to human. Blastomycosis is infectious disease caused by Blastomyces spp yeast. Here we describe morphopathology of blastomycosis found in skin of a Persian Cat. Grossly, the lesion were characterized by ulcerated wounds and multiple subcutaneous small nodules (2-5 mm in diameter) in the base of tail. Skin biopsy was made and further processed for histopathology.  Microscopically, the lesion consist of epidermal necrosis, dermatitis, with coalescing dermal granulomatous inflammation, characterized by epitheloid and foreign type giant cells infiltrates. Numerous spherical-shaped structures and pseudohyphae which are Periodic Acid Schiff (PAS)-positive consistent with yeast morphology were found within the granulomas; morphology is also consistent with Blastomyces spp yeasts. Conclusively, multiple granulomatous dermatitis with evidence of Blastomyces yeasts is a hallmark of cutaneous blastomycosis. Exposure to Blastomyces spp yeast may possess infection threat to pet owners.

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References

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Published
2020-03-06
How to Cite
JuniantitoV., HarlinaE., Jumari., HandayaniV. E., & IsmawatiI. (2020). Pathology of cutaneous blastomycosis in a cat. ARSHI Veterinary Letters, 4(1), 3-4. https://doi.org/10.29244/avl.4.1.3-4

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