Ovine squamous cell carcinoma in peruvian plateau high lands: Report cases

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Squamous cell carcinoma (SCC) is a malignant neoplastic disease that affects various animal species in many parts of the world causing economic losses of varying degrees. In the Peruvian highlands this disease has not yet been reported, so in the present work a macro and microscopic pathological stu...

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Autores: Ruelas Calloapaza, Domingo A., Coila Añasco, Pedro U., Ruelas Paredes, Maciel, Quiñones García, Iván
Formato: artículo
Fecha de Publicación:2017
Institución:Universidad Nacional del Altiplano
Repositorio:Revista UNAP - Revista de Investigaciones Altoandinas - Journal of High Andean Research
Lenguaje:español
OAI Identifier:oai:huajsapata.unap.edu.pe:article/159
Enlace del recurso:https://huajsapata.unap.edu.pe/index.php/ria/article/view/159
Nivel de acceso:acceso abierto
Materia:Skin cancer
ultraviolet radiation
anaplasia
Cáncer de piel
radiación ionizante
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spelling Ovine squamous cell carcinoma in peruvian plateau high lands: Report casesCarcinoma de células escamosas en ovinos del altiplano peruano: Reporte de casosRuelas Calloapaza, Domingo A. Coila Añasco, Pedro U. Ruelas Paredes, Maciel Quiñones García, Iván Skin cancerultraviolet radiationanaplasiaCáncer de pielradiación ionizanteanaplasiaSquamous cell carcinoma (SCC) is a malignant neoplastic disease that affects various animal species in many parts of the world causing economic losses of varying degrees. In the Peruvian highlands this disease has not yet been reported, so in the present work a macro and microscopic pathological study of SCC is performed. For this purpose 3 ewes with skin tumor were taken from different parts of the Puno region, these specimens were sacrificed, necropsied and samples of tumor tissue and regional lymph nodes were taken for histopathological study. The studies were done in the Laboratory of Pathology of the Faculty of Veterinary Medicine and Animal Science, UNA Puno. The results were as follows: tumoral lesions with bleeding surface, cauliflower appearance, cut resistant and two of them strongly metastatic in regional lymph nodes were observed in the 3 cases. Microscopic lesions were characterized by the presence of pleomorphic squamous cell cords surrounding, in some cases, corneal "beads"; Mitotic figures, some cells with more than one nucleus, as well as hyperchromatic nuclei were observed. The histopathological findings in the sampled regional lymph nodes revealed lesions similar to findings in ECC in situ. It is concluded that the pathological findings of the three cases correspond to ovine squamous cell carcinoma.  El carcinoma de células escamosas (CCE) es una enfermedad neoplásica maligna que afecta a diversas especies animales en diversas partes del mundo causando pérdidas económicas de diverso grado. En el altiplano peruano aún no se ha reportado esta enfermedad por lo que en el presente trabajo se realiza un estudio patológico macro y microscópico de CCE. Para tal efecto se tomaron 3 borregas con tumor de piel, procedentes de diversas partes de la región Puno, estos especímenes fueron sacrificados, se sometieron a necropsia y se tomaron muestras de tejido tumoral y ganglios linfáticos regionales para el estudio histopatológico. Los estudios se hicieron en el Laboratorio de Patología de la Facultad de Medicina Veterinaria y Zootecnia, UNA Puno. Los resultados fueron los siguientes: en los 3 casos se observaron lesiones tumorales con superficie sangrante, con apariencia de coliflor, resistente al corte y dos de ellos se caracterizaron por la presencia de cordones de células escamosas pleomórficas rodeando, en algunos casos, "perlas" córneas; se observaron figuras mitóticas, algunas células con más de un núcleo, así como núcleos hipercromáticos. Los hallazgos histopatológicos en los ganglios linfáticos regionales muestreados, revelaron lesiones similares a los hallazgos al CCE in situ. Las características patológicas macro y microscópicas de estos casos, permiten concluir que se trata de carcinoma de células escamosas.  Universidad Nacional del Altiplano de Puno2017-09-27info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://huajsapata.unap.edu.pe/index.php/ria/article/view/15910.18271/ria.2017.299Revista de Investigaciones Altoandinas; Vol. 19 No. 3 (2017); 351-358Revista de Investigaciones Altoandinas; Vol. 19 Núm. 3 (2017); 351-3582313-29572306-8582reponame:Revista UNAP - Revista de Investigaciones Altoandinas - Journal of High Andean Researchinstname:Universidad Nacional del Altiplanoinstacron:UNAPspahttps://huajsapata.unap.edu.pe/index.php/ria/article/view/159/139Derechos de autor 2020 Revista de Investigaciones Altoandinasinfo:eu-repo/semantics/openAccess2021-02-03T21:08:04Zmail@mail.com -
dc.title.none.fl_str_mv Ovine squamous cell carcinoma in peruvian plateau high lands: Report cases
Carcinoma de células escamosas en ovinos del altiplano peruano: Reporte de casos
title Ovine squamous cell carcinoma in peruvian plateau high lands: Report cases
spellingShingle Ovine squamous cell carcinoma in peruvian plateau high lands: Report cases
Ruelas Calloapaza, Domingo A.
Skin cancer
ultraviolet radiation
anaplasia
Cáncer de piel
radiación ionizante
anaplasia
title_short Ovine squamous cell carcinoma in peruvian plateau high lands: Report cases
title_full Ovine squamous cell carcinoma in peruvian plateau high lands: Report cases
title_fullStr Ovine squamous cell carcinoma in peruvian plateau high lands: Report cases
title_full_unstemmed Ovine squamous cell carcinoma in peruvian plateau high lands: Report cases
title_sort Ovine squamous cell carcinoma in peruvian plateau high lands: Report cases
dc.creator.none.fl_str_mv Ruelas Calloapaza, Domingo A.
Coila Añasco, Pedro U.
Ruelas Paredes, Maciel
Quiñones García, Iván
author Ruelas Calloapaza, Domingo A.
author_facet Ruelas Calloapaza, Domingo A.
Coila Añasco, Pedro U.
Ruelas Paredes, Maciel
Quiñones García, Iván
author_role author
author2 Coila Añasco, Pedro U.
Ruelas Paredes, Maciel
Quiñones García, Iván
author2_role author
author
author
dc.subject.none.fl_str_mv Skin cancer
ultraviolet radiation
anaplasia
Cáncer de piel
radiación ionizante
anaplasia
topic Skin cancer
ultraviolet radiation
anaplasia
Cáncer de piel
radiación ionizante
anaplasia
dc.description.none.fl_txt_mv Squamous cell carcinoma (SCC) is a malignant neoplastic disease that affects various animal species in many parts of the world causing economic losses of varying degrees. In the Peruvian highlands this disease has not yet been reported, so in the present work a macro and microscopic pathological study of SCC is performed. For this purpose 3 ewes with skin tumor were taken from different parts of the Puno region, these specimens were sacrificed, necropsied and samples of tumor tissue and regional lymph nodes were taken for histopathological study. The studies were done in the Laboratory of Pathology of the Faculty of Veterinary Medicine and Animal Science, UNA Puno. The results were as follows: tumoral lesions with bleeding surface, cauliflower appearance, cut resistant and two of them strongly metastatic in regional lymph nodes were observed in the 3 cases. Microscopic lesions were characterized by the presence of pleomorphic squamous cell cords surrounding, in some cases, corneal "beads"; Mitotic figures, some cells with more than one nucleus, as well as hyperchromatic nuclei were observed. The histopathological findings in the sampled regional lymph nodes revealed lesions similar to findings in ECC in situ. It is concluded that the pathological findings of the three cases correspond to ovine squamous cell carcinoma.  
El carcinoma de células escamosas (CCE) es una enfermedad neoplásica maligna que afecta a diversas especies animales en diversas partes del mundo causando pérdidas económicas de diverso grado. En el altiplano peruano aún no se ha reportado esta enfermedad por lo que en el presente trabajo se realiza un estudio patológico macro y microscópico de CCE. Para tal efecto se tomaron 3 borregas con tumor de piel, procedentes de diversas partes de la región Puno, estos especímenes fueron sacrificados, se sometieron a necropsia y se tomaron muestras de tejido tumoral y ganglios linfáticos regionales para el estudio histopatológico. Los estudios se hicieron en el Laboratorio de Patología de la Facultad de Medicina Veterinaria y Zootecnia, UNA Puno. Los resultados fueron los siguientes: en los 3 casos se observaron lesiones tumorales con superficie sangrante, con apariencia de coliflor, resistente al corte y dos de ellos se caracterizaron por la presencia de cordones de células escamosas pleomórficas rodeando, en algunos casos, "perlas" córneas; se observaron figuras mitóticas, algunas células con más de un núcleo, así como núcleos hipercromáticos. Los hallazgos histopatológicos en los ganglios linfáticos regionales muestreados, revelaron lesiones similares a los hallazgos al CCE in situ. Las características patológicas macro y microscópicas de estos casos, permiten concluir que se trata de carcinoma de células escamosas.  
description Squamous cell carcinoma (SCC) is a malignant neoplastic disease that affects various animal species in many parts of the world causing economic losses of varying degrees. In the Peruvian highlands this disease has not yet been reported, so in the present work a macro and microscopic pathological study of SCC is performed. For this purpose 3 ewes with skin tumor were taken from different parts of the Puno region, these specimens were sacrificed, necropsied and samples of tumor tissue and regional lymph nodes were taken for histopathological study. The studies were done in the Laboratory of Pathology of the Faculty of Veterinary Medicine and Animal Science, UNA Puno. The results were as follows: tumoral lesions with bleeding surface, cauliflower appearance, cut resistant and two of them strongly metastatic in regional lymph nodes were observed in the 3 cases. Microscopic lesions were characterized by the presence of pleomorphic squamous cell cords surrounding, in some cases, corneal "beads"; Mitotic figures, some cells with more than one nucleus, as well as hyperchromatic nuclei were observed. The histopathological findings in the sampled regional lymph nodes revealed lesions similar to findings in ECC in situ. It is concluded that the pathological findings of the three cases correspond to ovine squamous cell carcinoma.  
publishDate 2017
dc.date.none.fl_str_mv 2017-09-27
dc.type.none.fl_str_mv info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion
format article
status_str publishedVersion
dc.identifier.none.fl_str_mv https://huajsapata.unap.edu.pe/index.php/ria/article/view/159
10.18271/ria.2017.299
url https://huajsapata.unap.edu.pe/index.php/ria/article/view/159
identifier_str_mv 10.18271/ria.2017.299
dc.language.none.fl_str_mv spa
language spa
dc.relation.none.fl_str_mv https://huajsapata.unap.edu.pe/index.php/ria/article/view/159/139
dc.rights.none.fl_str_mv Derechos de autor 2020 Revista de Investigaciones Altoandinas
info:eu-repo/semantics/openAccess
rights_invalid_str_mv Derechos de autor 2020 Revista de Investigaciones Altoandinas
eu_rights_str_mv openAccess
dc.format.none.fl_str_mv application/pdf
dc.publisher.none.fl_str_mv Universidad Nacional del Altiplano de Puno
publisher.none.fl_str_mv Universidad Nacional del Altiplano de Puno
dc.source.none.fl_str_mv Revista de Investigaciones Altoandinas; Vol. 19 No. 3 (2017); 351-358
Revista de Investigaciones Altoandinas; Vol. 19 Núm. 3 (2017); 351-358
2313-2957
2306-8582
reponame:Revista UNAP - Revista de Investigaciones Altoandinas - Journal of High Andean Research
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