30/10/2013
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Kidney (porcine)
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Nephroblastoma in a pig
Histopathological examination of the mass revealed lesions compatible with a nephroblastoma. It is an embryonic renal neoplasia. In pigs and chickens its the most common primary renal neoplasm. It can be single or multiple and bilateral and can become very large, in pig it rarely metastasizes.
Within the initial differential diagnosis lymphoma was also included as it is one of the most common malignancies seen in pigs and it often involves the kidneys.