Your browser doesn't support javascript.
loading
Tumores sólidos pseudopapilares en el departamento de patología de la Universidad de Antioquia: serie de casos / Solid pseudopapillary tumors in the pathology department of the Universidad de Antioquia: Series of cases
Quintero-Picón, Melissa Alejandra; Osorio-Sandoval, Germán.
  • Quintero-Picón, Melissa Alejandra; Universidad de Antioquia. Medellín. CO
  • Osorio-Sandoval, Germán; Universidad de Antioquia. Medellín. CO
Rev. colomb. gastroenterol ; 36(4): 508-513, oct.-dic. 2021. tab, graf
Article in English, Spanish | LILACS | ID: biblio-1360976
RESUMEN
Resumen

Introducción:

el tumor sólido pseudopapilar corresponde al 1 %-2 % de todos los tumores sólidos del páncreas, con un curso poco agresivo. Serie de casos en el departamento de patología de la Universidad de Antioquia se diagnosticaron 16 casos entre enero de 2004 y julio de 2019. Dos de los casos correspondían a pacientes pediátricos, uno de ellos de sexo masculino con posterior metástasis hepática, dos a mujeres mayores de 40 años y el resto a mujeres entre 17 y 26 años. Un caso presenta células de aspecto sarcomatoide, otros dos presentaron células gigantes multinucleadas y hubo un caso con pleomorfismo grave y presencia de mitosis atípicas. Se observó invasión de la cápsula en 6 de los casos, uno de ellos con invasión linfovascular y 3 casos con invasión perineural. Todos los casos mostraron hemorragia o necrosis, y presentaron en el perfil de inmunohistoquímica positividad para β-catenina, CD10, receptores de progesterona y CD56. La sinaptofisina fue positiva focalmente.
ABSTRACT
Abstract

Introduction:

Solid-pseudopapillary tumors represent 1 %-2 % of all the pancreatic solid tumors, with low malignant potential. Series of cases In the department of pathology at the Universidad de Antioquia were diagnosed sixteen cases between January 2004 and July 2019. Two of those cases were pediatric patients, one male with subsequent hepatic metastasis. Two additional cases were represented by two females older than 40 years old and the rest of the cases were females between 17 and 26 years old. One of the cases had sarcomatoid aspect cells, two others revealed multinucleate giant cells, and one last case of severe pleomorphism and presence of atypical mitoses. Capsule invasion was observed in 6 cases one of the cases with lymphovascular invasion and the other 3 cases with perineural invasion. All cases showed hemorrhage or necrosis, and the immunohistochemical profile was positive for β-catenin, CD10, progesterone receptors, and CD56. Synaptophysin was focally positive.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Immunohistochemistry / Giant Cells / Neoplasm Metastasis Limits: Adult / Child / Female / Humans / Male Language: English / Spanish Journal: Rev. colomb. gastroenterol Journal subject: Gastroenterology Year: 2021 Type: Article Affiliation country: Colombia Institution/Affiliation country: Universidad de Antioquia/CO

Similar

MEDLINE

...
LILACS

LIS


Full text: Available Index: LILACS (Americas) Main subject: Immunohistochemistry / Giant Cells / Neoplasm Metastasis Limits: Adult / Child / Female / Humans / Male Language: English / Spanish Journal: Rev. colomb. gastroenterol Journal subject: Gastroenterology Year: 2021 Type: Article Affiliation country: Colombia Institution/Affiliation country: Universidad de Antioquia/CO