19/07/2011
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Kidney (porcine)
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Widespread nodular lesions in a porcine carcass
All the lesions observed (kidney, liver, heart and lymph nodes) were constituted by a single round cell neoplastic proliferation. The presence of lesions compatible with mycobacteriosis was ruled out. Immunohistochemical characterization allowed to classify the tumour as a T cell lymphoma.
Nodular whitish multifocal renal lesions.
Lesions in the submandibular lymph nodes.
Nodular whitish multifocal hepatic lesions.
Histological image showing features of malignancy such as mitosis (arrows). Immunohistochemical markers: positive for T lymphocytes (CD3) and negative for B lymphocytes (CD79a), these results indicate that it is a T cell lymphoma.
