
INTERNATIONAL SOCIETY OF VETERINARY DERMATOPATHOLOGY
ADVANCEMENT OF VETERINARY AND COMPARATIVE DERMATOPATHOLOGY
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Case of the Month

May 2025
- September 01 - 2023
- Case of the Month
An adult, intact male, Virginia Opossum (Didelphis virginiana) was presented for necropsy after being found moribund on the side of the road. Multiple pelvic fractures were identified and presumed secondary to vehicular trauma. Disseminated throughout the skin (ears, eyelids, lips,
Monika Welle Slide Collection

Intro Letter
- October 16 - 2023
- Monika Welle
Dear Colleagues, As some of you might know, I have collected more than 1500 skin slides over the last 25 years, and I would like to make them available to interested veterinary pathologists and veterinary dermatologists, as well as to residents
Veterinary Dermatology
Veterinary Dermatology is a bi-monthly, peer-reviewed, international journal which publishes papers on all aspects of the skin of mammals, birds, reptiles, amphibians and fish.
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An adult, intact male, Virginia Opossum (Didelphis virginiana) was presented for necropsy after being found moribund on the side of the road. Multiple pelvic fractures were identified and presumed secondary to vehicular trauma. Disseminated throughout the skin (ears, eyelids, lips, muzzle, prepuce, penis), subcutis, skeletal muscle (including diaphragm), heart, liver capsule, kidney, and epididymis were numerous 1-3 mm diameter, pale tan to white, firm nodules. Figure 1.
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FIGURES
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Figure 3. |
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Figure 4. H&E, 2x magnification. |
Figure 5. H&E, 4x magnification. |
Figure 6. H&E, 20x magnification. |
Figure 7. H&E, 40x magnification. |
Figure 8. H&E, 60x magnification. |
Figure 9. H&E, 10x magnification |
May 2025 - Which of the following is the etiologic agent?
2025 ISVD Executive Board

Dr. Med Vet, DECVD, MRCVS, RCVS, Assistant Professor Medicine & Epidemiology Department, School of Veterinary Medicine, University of California Davis, USA

DVM, PhD, DECVP, Department of Pathobiology, Texas A&M University, USA

DVM, ECVP, Veterinary Medicine Department, Universita Degli Studi di Perugia, Italy

William Craft DVM, Dipl ACVP, University of Florida, College of Veterinary Medicine, USA

DVM, MS, DACVP, Innovative Vet Path, Leawood, USA

DVM, MS, PhD, DECVD, DACVD, DACVM, University of Florida, College of Veterinary Medicine, USA

DVM, DACVP, Animal Dermatology Group, Inc, Las Vegas, NV, USA

University of California, Davis
