The aim of this report was to present a case of epitheliotropic cutaneous lymphoma (mycosis fungoides) in a coati. The animal was presented for evaluation of a non-pruritic nodule. Although the diagnosis of cutaneous histiocytoma was made histologically, plaques and erosions appeared in new areas of the skin along with rapid deterioration of body condition that led to euthanasia in less than one month following initial presentation. Epitheliotropic cutaneous lymphoma was confirmed with plaque biopsies. Cross-reactivity of a polyclonal antihuman CD3 antibody to coati T lymphocytes was also observed. Apart from skin lesions, only pleuritis was post-mortem diagnosed most likely because of immunosuppression secondarily to malignant neoplasia.
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http://dx.doi.org/10.1111/j.1748-5827.2007.00472.x | DOI Listing |
Can Vet J
January 2025
Department of Small Animal Clinical Sciences (Cormillot, Weissman, MacDonald-Dickinson) and Department of Veterinary Pathology (Dickinson), Western College of Veterinary MeDicine, University of Saskatchewan, 52 Campus Drive, Saskatoon, Saskatchewan S7N 5B4.
A 16-year-old castrated male domestic medium-hair cat was referred for examination of multiple cutaneous mast cell tumors displaying epitheliotropism. Staging tests were negative for distant metastasis. Toceranib phosphate therapy was initiated.
View Article and Find Full Text PDFVet Dermatol
December 2024
Department of Veterinary Medicine, University of Perugia, Perugia, Italy.
A 3-year-old male sugar glider presented with pruritus and alopecia primarily affecting the back and neck regions. Dermatologic diagnostics ruled out common causes. Skin biopsies revealed cutaneous epitheliotropic T-cell lymphoma, a rare condition in sugar gliders.
View Article and Find Full Text PDFCase Rep Dermatol
October 2024
Department of Pathology and Laboratory Medicine, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia.
Introduction: Cutaneous T-cell dyscrasia (CTCD) encompasses a heterogeneous group of T-cell infiltrates, often clonal and epitheliotropic. While the etiology remains unclear, certain medications, including statins, have been linked to cutaneous T-cell lymphocytic infiltrate development.
Case Description: A patient presented with a pruritic, scaly eruption on her palms and soles unresponsive to topical steroids for 1 month.
J Am Anim Hosp Assoc
September 2024
From Cummings School of Veterinary Medicine, Tufts University, North Grafton, Massachusetts (J.L.G., S.A., G.M.-R.); and.
A 5 yr old female spayed pit bull terrier mix was evaluated for development of multiple dermal nodules over the previous 2 wk with concurrent weight loss and lethargy. A definitive diagnosis of cutaneous epitheliotropic T-cell lymphoma was obtained through histopathology and immunohistochemistry. Treatment was initiated with 32.
View Article and Find Full Text PDFAccess Microbiol
August 2024
Department of Pathobiological Sciences, University of Wisconsin-Madison School of Veterinary Medicine, Madison, WI, USA.
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