A Visayan spotted deer with progressive weight loss showed diffuse thickening and nodular changes of the pleura and peritoneum. Histology revealed a highly pleomorphic, predominantly solid neoplasm, consistent with a malignant epithelioid mesothelioma. By immunohistochemistry, expression of pan-cytokeratin, cytokeratin 5/6, and vimentin was found in tumor cells. In addition, scattered expression of calretinin, desmin and α-smooth muscle actin was present within the neoplasm. Mesotheliomas should be considered as a potential differential diagnosis for proliferative processes involving the serosa in cervids.

Malignant epithelioid mesothelioma in a Visayan spotted deer (Cervus alfredi) / M, Bazin; J, Schwinn; B, Kühl; Armando, F; A, Beineke. - In: BERLINER UND MUNCHENER TIERARZTLICHE WOCHENSCHRIFT. - ISSN 0005-9366. - (2022). [DOI: 10.2376/1439-0299-2021-28]

Malignant epithelioid mesothelioma in a Visayan spotted deer (Cervus alfredi)

ARMANDO F;
2022-01-01

Abstract

A Visayan spotted deer with progressive weight loss showed diffuse thickening and nodular changes of the pleura and peritoneum. Histology revealed a highly pleomorphic, predominantly solid neoplasm, consistent with a malignant epithelioid mesothelioma. By immunohistochemistry, expression of pan-cytokeratin, cytokeratin 5/6, and vimentin was found in tumor cells. In addition, scattered expression of calretinin, desmin and α-smooth muscle actin was present within the neoplasm. Mesotheliomas should be considered as a potential differential diagnosis for proliferative processes involving the serosa in cervids.
2022
Bei der Sektion eines Prinz-Alfred-Hirschs mit progressivem Gewichtsverlust wurden multiple noduläre, teils konfluierende Herde auf den serösen Häuten der Brust- und Bauchhöhle festgestellt. Histologisch konnte ein malignes, epitheloides Mesotheliom, überwiegend vom soliden Subtyp, nachgewiesen werden. Die Tumorzellen zeigten einen deutlichen Pleomorphismus mit hoher Mitoserate. Mittels Immunhistologie fand sich eine Expression von Pan-Zytokeratin, Zytokeratin 5/6 und Vimentin in den Tumorzellen. Zusätzlich zeigten einzelne neoplastische Zellen eine Expression von Calretinin, Desmin und α-smooth muscle actin. Mesotheliome sollten als Differenzialdiagnose proliferativer Prozesse, welche die Serosa betreffen, bei Cerviden berücksichtigt werden.
Malignant epithelioid mesothelioma in a Visayan spotted deer (Cervus alfredi) / M, Bazin; J, Schwinn; B, Kühl; Armando, F; A, Beineke. - In: BERLINER UND MUNCHENER TIERARZTLICHE WOCHENSCHRIFT. - ISSN 0005-9366. - (2022). [DOI: 10.2376/1439-0299-2021-28]
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11381/2966343
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