Results: 555

Informe de evaluación científica basada en la evidencia disponible: cáncer gástrico
Scientific evaluation report based on available evidence: gastric cancer

INTRODUCCIÓN: El cáncer gástrico corresponde generalmente a un adenocarcinoma. Se identifican dos tipos histológicos principales, con características epidemiológicas, clínicas, anátomo-patológicas y pronósticas distintas: un tipo de cáncer gástrico Intestinal que se desarrolla en la mucosa c...

Coevolución genética Homo sapiens-Helicobacter pylori y sus implicaciones en el desarrollo del cáncer gástrico: una revisión sistemática

Helicobacter pylori (H. pylori), clasificada como carcinógeno tipo I para cáncer gástrico (CG), ha acompañado al hombre al menos desde hace 116 000 años. Los conocimientos de las fuerzas evolutivas que modulan el rol de esta bacteria en el desarrollo del espectro de enfermedades gástricas son aún ...

Polimorfismos en genes implicados en el desarrollo de cáncer gástrico: revisión

El carcinoma o linfoma gástrico es una de las principales causas de mortalidad por cáncer en el mundo. Esta enfermedad es el resultado final de un largo proceso multifactorial en el que interviene un elevado número de factores ambientales y genéticos. Como enfermedad genética, la variación individu...

Detection value of free cancer cells in peritoneal washing in gastric cancer: a systematic review and meta-analysis

Clinics; 71 (12), 2016
Intraperitoneal free cancer cells in gastric adenocarcinoma are associated with a poor outcome. However, the true prognostic value of intraperitoneal free cancer cells is still unclear, leading to a lack of consensus in the management of gastric cancer. The aim of the present study is to perform a system...

Giant gastric lipossarcoma: case report and review of the literature

Einstein (Säo Paulo); 14 (4), 2016
ABSTRACT Liposarcoma is one of the most common soft tissue sarcomas in adults, occurring in 15 to 20% of all patients with sarcoma. Primary liposarcoma of the stomach is rare. We report a case of patient with giant gastric liposarcoma who underwent surgery after a gastrointestinal bleeding. Preoperative ...

Health locus of control, spirituality and hope for healing in individuals with intestinal stoma

Objective: To assess the health locus of control, spirituality and hope of cure in patients with intestinal stoma. Methods: This study was conducted at the Polo of Ostomized People in the city of Pouso Alegre, Minas Gerais. Participants were 52 patients with intestinal stoma. Three questionnaires were a...

Doença de Crohn associada a tumor carcinoide gástrico: relato de caso e revisão de literatura

Os tumores carcinoides gástricos são neoplasias raras, derivadas das células enterocromafins e podem associar-se a doenças inflamatórias intestinais, como a doença de Crohn. Atualmente, há aumento da incidência devido a maior realização de endoscopia digestiva alta. A abordagem depende do tipo,...

Expression of e-cadherin and wnt pathway proteins betacatenin, apc, tcf-4 and survivin in gastric adenocarcinoma: clinical and pathological implication

ABCD (São Paulo, Impr.); 29 (4), 2016
ABSTRACT Background: Gastric cancer is the fifth most frequent cancer and the third most common cause of cancer-related deaths worldwide.It has been reported that Wnt/ betacatenin pathway is activated in 30-50% of these tumors. However,the deregulation of this pathway has not been fully elucidated. Ai...

Do proximal and distal gastric tumours behave differently?

ABCD (São Paulo, Impr.); 29 (4), 2016
ABSTRACT Background: Although the incidence of gastric (adenocarcinoma) cancer has been decreasing over time, it is still one of the most common malignancies worldwide, and proximal tumours tend to have a worse prognosis. Aim: To compare surgical outcomes and prognosis between proximal - excluding tu...

Multiple cutaneous melanomas associated with gastric and brain metastases

An. bras. dermatol; 91 (5,supl.1), 2016
Abstract The occurrence of multiple primary melanomas in a single individual is rare. Most commonly, malignant melanocytic lesions subsequent to the initial diagnosis of melanoma are secondary cutaneous metastases. We report a patient with gastrointestinal bleeding from gastric metastasis of cutaneous me...