Perivascular Wall Tumor in the Brain of a Dog

A 9-year-old spayed female German shepherd mixed-breed dog presented for seizures. Magnetic resonance imaging revealed an irregularly marginated intraparenchymal cerebral mass. Microscopic examination of brain tissue collected postmortem demonstrated perivascular whorling and interwoven bundles of s...

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Main Authors: Margaret Cohn-Urbach, Annie Chen, Gary Haldorson, Stephanie Thomovsky
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Case Reports in Veterinary Medicine
Online Access:http://dx.doi.org/10.1155/2015/725985
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author Margaret Cohn-Urbach
Annie Chen
Gary Haldorson
Stephanie Thomovsky
author_facet Margaret Cohn-Urbach
Annie Chen
Gary Haldorson
Stephanie Thomovsky
author_sort Margaret Cohn-Urbach
collection DOAJ
description A 9-year-old spayed female German shepherd mixed-breed dog presented for seizures. Magnetic resonance imaging revealed an irregularly marginated intraparenchymal cerebral mass. Microscopic examination of brain tissue collected postmortem demonstrated perivascular whorling and interwoven bundles of spindle-shaped cells. On immunohistochemistry, the tumor cells tested positive for vimentin and negative for factor VIII-related antigen, CD18, CD45, CD3, CD20, GFAP, S-100, and desmin. Immunohistochemistry results, in combination with histopathologic morphology, were suggestive of a perivascular wall tumor. To the authors’ knowledge, this is the first case report to utilize both histopathology and immunohistochemistry to describe a perivascular wall tumor in the brain of a dog.
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spelling doaj-art-8eaad8e11bbd400bb8434bb19848fe892025-02-03T01:12:33ZengWileyCase Reports in Veterinary Medicine2090-70012090-701X2015-01-01201510.1155/2015/725985725985Perivascular Wall Tumor in the Brain of a DogMargaret Cohn-Urbach0Annie Chen1Gary Haldorson2Stephanie Thomovsky3Department of Veterinary Clinical Sciences, College of Veterinary Medicine, Washington State University, P.O. Box 647010, Pullman, WA 99164-7010, USADepartment of Veterinary Clinical Sciences, College of Veterinary Medicine, Washington State University, P.O. Box 647010, Pullman, WA 99164-7010, USADepartment of Veterinary Microbiology and Pathology, College of Veterinary Medicine, Washington State University, P.O. Box 647040, Pullman, WA 99164-7040, USADepartment of Veterinary Clinical Sciences, College of Veterinary Medicine, Purdue University, 625 Harrison Street, West Lafayette, IN 47907-2026, USAA 9-year-old spayed female German shepherd mixed-breed dog presented for seizures. Magnetic resonance imaging revealed an irregularly marginated intraparenchymal cerebral mass. Microscopic examination of brain tissue collected postmortem demonstrated perivascular whorling and interwoven bundles of spindle-shaped cells. On immunohistochemistry, the tumor cells tested positive for vimentin and negative for factor VIII-related antigen, CD18, CD45, CD3, CD20, GFAP, S-100, and desmin. Immunohistochemistry results, in combination with histopathologic morphology, were suggestive of a perivascular wall tumor. To the authors’ knowledge, this is the first case report to utilize both histopathology and immunohistochemistry to describe a perivascular wall tumor in the brain of a dog.http://dx.doi.org/10.1155/2015/725985
spellingShingle Margaret Cohn-Urbach
Annie Chen
Gary Haldorson
Stephanie Thomovsky
Perivascular Wall Tumor in the Brain of a Dog
Case Reports in Veterinary Medicine
title Perivascular Wall Tumor in the Brain of a Dog
title_full Perivascular Wall Tumor in the Brain of a Dog
title_fullStr Perivascular Wall Tumor in the Brain of a Dog
title_full_unstemmed Perivascular Wall Tumor in the Brain of a Dog
title_short Perivascular Wall Tumor in the Brain of a Dog
title_sort perivascular wall tumor in the brain of a dog
url http://dx.doi.org/10.1155/2015/725985
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AT garyhaldorson perivascularwalltumorinthebrainofadog
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