Results: 9

GIST duodenal asociado a hemorragia digestiva alta: reporte de caso

Rev. cir. (Impr.); 73 (2), 2021
Resumen Introducción Los tumores del estroma gastrointestinal (GIST) corresponden al 1% de todas las neoplasias gastrointestinales, sin embargo, sólo el 3-5% de estos se desarrollan en el duodeno. Objetivo Reportar el caso de un paciente masculino con localización atípica de un tumor de estroma gastr...

Primary nonlymphoid gastrointestinal neoplasms in dogs in Rio Grande do Sul

Pesqui. vet. bras; 40 (1), 2020
Gastrointestinal neoplasms (GIN) are uncommon in dogs, but they mainly show malignant behavior and poor prognosis. The types of GIN in dogs and their frequency, as well as their epidemiological and histopathological characteristics were analyzed through a retrospective study of biopsies from 24.711 dogs ...

The role of conventional echoendoscopy (eus) in therapeutic decisions in patients with neuroendocrine gastrointestinal tumors

ABCD (São Paulo, Impr.); 33 (2), 2020
ABSTRACT Background: Gastrointestinal neuroendocrine tumors are rare, usually presented as subepithelial or polypoid tumors. Accurate diagnosis and indication of the type of resection are still challenging. Aim: To determine the effectiveness of echoendoscopy in determining the depth of the lesions (...

Changes in bacterial number at different sites of oral cavity during perioperative oral care management in gastrointestinal cancer patients: preliminary study

J. appl. oral sci; 26 (), 2018
Abstract Objective The objective of this study was to clarify differences in bacterial accumulation between gastrointestinal cancer patients who underwent severely invasive surgery and those who underwent minimally invasive surgery. Material and Methods We performed a preliminary investigation of gas...

Colonic basidiobolomycosis with liver involvement masquerading as gastrointestinal lymphoma: a case report and literature review

Abstract Basidiobolomycosis is an unusual fungal skin infection that rarely involves the gastrointestinal tract. This study reported a 5-year-old boy with gastrointestinal basidiobolomycosis that had been misdiagnosed as gastrointestinal lymphoma. He was treated by surgical resection and a combination of...

Tratamento de tumor carcinoide gástrico solitário por polipectomia endoscópica

Rev. AMRIGS; 58 (4), 2014
Tumores carcinoides do estômago consistem em neoplasias do sistema neuroendócrino difuso que, embora raras, têm apresentado uma crescente incidência. Sua origem está nas células enterocromafins da mucosa gástrica. A abordagem clínica ideal ainda está sendo elucidada, dependendo do tipo, tamanho ...

Tumor fibroso solitário retroperitoneal volumoso

Rev. AMRIGS; 58 (3), 2014
O tumor fibroso solitário (TFS) é uma neoplasia mesenquimal rara caracterizada pela proliferação de células fusiformes, geralmente acometendo a pleura. É diagnosticado, de modo geral, após estudo anátomo-patológico e por imuno-histoquímica, já que muitas vezes encontra-se em local pouco usual ...

Tumor del estroma gastrointestinal con afección a estómago. Presentación de un caso y revisión de la literatura
Gastrointestinal stroma tumor with gastric involvement

Rev. gastroenterol. Méx; 64 (3), 1999
Antecedentes: los tumores del estroma gastrointestinal conforman el grupo más grande de neoplasias no epiteliales del estómago y del intestino delgado. Objetivo: presentación de un caso clínico y revisión de la literatura. Material y métodos: paciente masculino de 67 años con evacuaciones melénic...

Carcinoides del tracto gastrointestinal: estudio anátomo-clínico
Gastrointestinal tract carcinoids: anatomo-clinical study

Rev. chil. cir; 44 (1), 1992
En el archivo de Anatomía Patológica de nuestro hospital se registraron 43 carcinoides (C) entre 1968-1988. Localización: 38 en el tracto gastrointestinal -TG- (88%) y 5 en el árbol bronquial (12%). En los C del TGI, 32 correspondieron a biopsia y 6 a necropsias, con predominio femenino (2:1) y edad ...