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Carcinoma adenoescamoso de vesícula biliar / Adenoescamosal carcinoma of the gallbladder
Salvarezza, Diágora Maria Carla; Lespi, Pablo Javier.
  • Salvarezza, Diágora Maria Carla; Hospital Interzonal "Dr. José Penna". Bahia Blanca. AR
  • Lespi, Pablo Javier; Hospital Interzonal "Dr. José Penna". Bahia Blanca. AR
Rev. Asoc. Med. Bahía Blanca ; 16(3): 61-65, jul-sep. 2006.
Article in Spanish | LILACS | ID: biblio-1007561
RESUMEN
El carcinoma adenoescamoso (CAE) de vesícula biliar es un tumor raro que representa el 1,4 al 5 % de todas las neoplasias de vesícula biliar. Está constituido por dos componentes que varían en proporción glandular y escamoso. Presentamos el caso de una mujer de 91 años con dolor en hipocondrio derecho de 5 días de evolución e ictericia. Los hallazgos microscópicos revelaron proliferación de glándulas atípicas y de células escamosas dispuestas en nidos con moderada queratinización y formación de perlas córneas. Las células neoplásicas comprometían el tejido hepático adyacente. Los estudios inmunohistoquímicos mostraron positividad para citoqueratina K 20 en el componente escamoso, y para antígeno carciembrionario (CEA) y antígeno epitelial de membrana (EMA) en el componente glandular.
ABSTRACT
The gallbladder adenosquamous carcinoma (ASC) is a rare tumor accounting for 1.4 to 5 % of all gallbladder neoplasias. It consists in two components in varying ratios the glandular and squamous components. Here we introduce the case of a 91 year old female patient with a 5 day evolution pain in the right hypocondrium and jaundice. Microscopic findings showed proliferation of atypical glands and squamous cells arranged in nests with mild keratinization and corneal pearl formation. Neoplastic cells affected the adjacent hepatic tissue. Immunohistochemical studies turned positive for cytokeratin K20 in the squamous component and for carcinoembryonic antigen (CEA) and epithelial membrane antigen (EMA) in the glandular component.
Subject(s)
Full text: Available Index: LILACS (Americas) Main subject: Carcinoma, Adenosquamous / Gallbladder Limits: Aged / Aged80 / Female / Humans Language: Spanish Journal: Rev. Asoc. Med. Bahía Blanca Journal subject: Medicine Year: 2006 Type: Article Affiliation country: Argentina Institution/Affiliation country: Hospital Interzonal "Dr. José Penna"/AR

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Full text: Available Index: LILACS (Americas) Main subject: Carcinoma, Adenosquamous / Gallbladder Limits: Aged / Aged80 / Female / Humans Language: Spanish Journal: Rev. Asoc. Med. Bahía Blanca Journal subject: Medicine Year: 2006 Type: Article Affiliation country: Argentina Institution/Affiliation country: Hospital Interzonal "Dr. José Penna"/AR