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Updated: Jun 16, 2025

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A 3D Organotypic Melanoma Spheroid Skin Model
Published on: May 18, 2018
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Dermal melanoma with plasmacytoid differentiation in a dog
Ricardo E Mendes1, Ronald H Tolbert2, Catherine E Thorn3
1Athens Veterinary Diagnostic Laboratory, Department of Pathology, College of Veterinary Medicine, University of Georgia, Athens, GA, USA.
Summary
A dog diagnosed with dermal melanoma exhibited plasmacytoid features, mimicking human plasmacytoid melanoma. This rare canine cancer presented diagnostic challenges and aggressive recurrence.
Area of Science:
- Veterinary Pathology
- Dermatology
- Oncology
Background:
- Canine cutaneous neoplasms require accurate diagnosis for effective treatment.
- Plasmacytoid morphology in tumors can present diagnostic challenges, potentially mimicking other cell types.

