Pulmonary adenocarcinoma in cattle / Adenocarcinoma pulmonar en bovinos
Rev. MVZ Córdoba
; 19(3): 4358-4363, Sept.-Dec. 2014. ilus, tab
Article
in English
| LILACS, COLNAL
| ID: lil-730970
Responsible library:
CO332
ABSTRACT
The Macroscopic, histological and immunohistochemical aspects of lung acinar adenocarcinoma and the presence of nodules in the abdominal cavity of an adult female bovine are reported. In the necropsy analysis samples were collected from the lung, heart, spleen, liver, pancreas, kidney, uterus, intestine, brain, and from nodules found in the lung and abdominal cavity, which were routinely processed to be stained by hematoxylin-eosin and for an immunohistochemistry exam with the antibodies cytokeratin (dilution 1200 µL) and vimentin (dilution 11000 µL). The histopathological examination revealed neoplastic epithelial cells with acini formation. The immunohistochemical examination of the tumor cells showed positive marking for cytokeratin and the absence of marking for vimentin. According to anatomical, morphological, and histopathological findings, as well as the result of the immunohistochemical examination, the tumor was characterized as lung acinar adenocarcinoma.
RESUMEN
Se relatan los aspectos macroscópicos, histológicos e inmunohistoquímicos de un adenocarcinoma acinar pulmonar y la presencia de nódulos en la cavidad abdominal en una hembra bovina adulta. En el análisis necroscópico fueron colectados fragmentos de pulmón, corazón, bazo, hígado, páncreas, riñón, útero, intestino, encéfalo y de los nódulos hallados en pulmón y cavidad abdominal, los cuales fueron procesados rutinariamente para ser teñidos mediante Hematoxilina-Eosina y para examen inmunohistoquímico con los anticuerpos citoqueratina (con dilución 1200 µL) y vimentina (dilución 11000 µL). El examen histopatológico reveló células epiteliales neoplásicas con formación de acinos. El examen inmunohistoquímico de las células neoplásicas demostró marcación positiva para citoqueratina y ausencia de marcación para vimentina. De acuerdo con los hallazgos anatómicos, morfológicos, histopatológico, y el resultado del examen inmunohistoquímico, se logró caracterizar el tumor como adenocarcinoma acinar pulmonar.
Full text:
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Collection:
International databases
Database:
COLNAL
/
LILACS
Main subject:
Immunochemistry
Language:
English
Journal:
Rev. MVZ Córdoba
Journal subject:
Veterinary Medicine
Year:
2014
Document type:
Article
Affiliation country:
Brazil
Institution/Affiliation country:
São Paulo State University/BR