Results: 81

Várices yeyunales secundarias a trombosis de la vena mesentérica superior: una causa inusual de sangrado del intestino delgado

RESUMEN Las várices del intestino delgado, usualmente, están relacionadas con hipertensión portal. Las várices ectópicas secundarias a trombosis crónica aislada de la vena mesentérica superior son muy infrecuentes. El sangrado digestivo secundario a éstas representa un reto diagnóstico, dada la ...

The effect of probiotics on ıntestinal motility in an experimental short bowel model

Acta cir. bras; 35 (8), 2020
Abstract Purpose To investigate the effect of probiotics on spontaneous contractions of smooth muscle isolated from jejunum and ileum of rat model. Methods Four rat groups were created (n=8, in each) including control (Group 1), control+probiotic (Group 2), short bowel (Group 3), and short bowel+probio...

Could the intestinal epithelial alterations promoted by roux-en-y gastric bypass explain higher tendency for colonic diseases in bariatric patients?

ABCD (São Paulo, Impr.); 33 (4), 2020
ABSTRACT Background: Intestinal diversions have revolutionized the treatment of morbid obesity due to its viability and sustained response. However, experimental studies suggest, after these derivations, a higher risk of colon cancer. Aim: To analyze the histological and immunohistological changes that...

A suplementação com quercetina previne mudanças em células imunorreativas à serotonina e caspase-3 do jejuno de ratos diabéticos

Arq. gastroenterol; 56 (4), 2019
ABSTRACT BACKGROUND: Serotonin (5-HT) is present in the epithelial enterochromaffin cells (EC), mast cells of the lamina propria and enteric neurons. The 5-HT is involved in regulating motility, secretion, gut sensation, immune system and inflammation. OBJECTIVE: Evaluate the effects of diabetes and ...

Perforación del yeyuno por enfermedad diverticular: una condición a considerar en ancianos

Resumen La enfermedad diverticular constituye la principal afección intestinal después de los 40 años; tiene gran relevancia por sus amplias manifestaciones, que llevan a consultas frecuentes en todos los servicios de urgencias y corresponden al hallazgo más usual en los procedimientos endoscópicos ...

Evaluation of smooth muscle relaxant potential of Bismarckia nobilis (Hildebr. & Wendl.) in diarrhea, hypertension and asthma by ex-vivo and in-vivo method

To explore the mechanistic basis behind smooth muscle relaxant prospective of Bismarckia nobilis in gastrointestinal, respiratory and cardiovascular ailments. The methanolic extract of B. nobilis and sub-fractions have been evaluated in vitro rabbit isolated tissues, in vivo castor oil-induced diarrhea i...

Flebectasia yeyunal como causa de hemorragia digestiva media masiva

Las anormalidades vasculares del tracto gastrointestinal son una causa común de sangrado digestivo. La mayoría se localizan al alcance de la endoscopía digestiva alta y/o colonoscopía, una vez descartado ello, obliga a considerar al intestino delgado como causa de la hemorragia. El manejo exitoso de ...

Botulinum toxin as a treatment for short bowel syndrome in rats

Acta cir. bras; 34 (7), 2019
Abstract Purpose: The denervation of the intestine with benzalkonium chloride (BAC) reduces mortality and improves weight gain in rats with short bowel syndrome (SBS). Nevertheless, translating these promising findings from bench to bedside is not feasible because BAC promotes peritonitis and irreversib...

A simple method for the diagnosis of petersen's hernia compromising the biliopancreatic limb

ABCD (São Paulo, Impr.); 32 (1), 2019

Routine use of v-lock® suture for bariatric anastomosis is safe: comparative results from consecutive case series

ABCD (São Paulo, Impr.); 32 (3), 2019
ABSTRACT Background: In high-income countries, morbid obesity is a growing health problem that has already reached epidemic proportions. When performing a laparoscopic gastric bypass several operative methods exist. Aim: To describe the institutional experience using a knotless unidirectional barbe...