Results: 228

Development of microparticles and microparticulated tablets containing piperine

Abstract Piper nigrum (black pepper) is used in Indian traditional medicine and its main alkaloid, Piperine (PIP), presents antioxidant, antitumor and neuroprotective pharmacological properties. This substance is insoluble in aqueous media and can irritate the gastrointestinal tract. Aiming to avoid thes...

Aorto-enteric fistula: a case report

Clin. biomed. res; 43 (2), 2023
A case report focused on imaging aspects of an aorto-enteric fistula (AEF) in a 39-year-old patient with a recent diagnosis of classic Hodgkin Lymphoma with multiple enlarged retroperitoneal lymph nodes. AEF is a pathologic communication between the aortic lumen and any portion of the gastrointestinal tr...

Anatomy and histology of the digestive tract and immunolocalization of Npy in the fish Cichlasoma dimerus (Cichliformes: Cichlidae)

Rev. biol. trop; 70 (1), 2022
Abstract Introduction: The digestive tract of Neotropical cichlids has not been deeply studied, and it is a fundamental topic for understanding fish physiology, nutrition, trophic associations, and evolution. Objective: To describe anatomically and histologically the digestive tract of the Neotropical ci...

Manifestaciones Gastrointestinales de COVID-19: puesta al día y revisión de literatura

Rev. méd. Maule; 37 (1), 2022
The Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a single-stranded RNA virus belonging to the beta coronavirus family, it is the cause of the COVID-19 disease and the pandemic that has revolutionized and challenged the medical research profession and health systems around the world. Wi...

Alergia alimentar não IgE mediada: proctocolite induzida por proteínas alimentares – Atualização

Nas últimas décadas observa-se aumento na prevalência mundial de alergia alimentar, que já acomete aproximadamente 6% das crianças, atribuído à interação entre fatores genéticos, ambientais e alterações na resposta imunológica e pode envolver reações mediadas por IgE, não mediadas e mista...

Ascariasis errática biliar como causa exótica de ictericia obstructiva
Erratic Biliary Ascariasis as an Exotic Cause of Obstructive Jaundice

Rev. cuba. cir; 61 (2), 2022
Introducción: Áscaris lumbricoides es el helminto más frecuente en el tracto gastrointestinal humano; la mayor prevalencia se registra en países en desarrollo, tropicales y subtropicales. En Cuba constituye una causa exótica de ictericia obstructiva con pocos casos reportados. Objetivo: Describir el...

Hemorragia del tracto digestivo superior, enfoque para el médico general

Medicina UPB; 41 (1), 2022
La hemorragia del tracto digestivo superior (HTDS) es el sangrado originado por encima del ángulo de Treitz. A pesar del aumento en las estrategias de prevención, del incremento en los tratamientos con Inhibidor de bomba de protones (IBP) y de la intervención endoscópica temprana, esta patología sig...

Probiotics in Crohn's disease remission: a systematic review

Arch. latinoam. nutr; 72 (1), 2022
Crohn's disease (CD) is an inflammatory condition that can affect the entire gastrointestinal tract due to an exacerbated and inadequate immune system response. Objective. This study aimed to conduct a systematic review, through clinical trials, about the use of probiotics in humans with CD. Materials an...

Lymphomatous Polyposis: Case Report and Literature Review

Abstract Lymphomatous polyposis (LP) is the endoscopic feature of primary gastrointestinal mantle cell lymphoma (MCL), a rare type of B-cell non-Hodgkin's lymphoma (NHL) and a typical but rare endoscopic pattern of gastrointestinal tract involvement (GIT) by nodal MCL. We present the case of a 62-year-ol...

A histochemical and immunohistochemical study on the gastrointestinal tract of sparrowhawk (Accipiter nisus)

Int. j. morphol; 40 (1), 2022
SUMMARY: In the present study, we aimed to determine the localization and distribution of entero-endocrine cells in the gastrointestinal tract by immunohistochemical methods and understand the structure of the glycoproteins elaborated by the epithelium the digestive tract regions by histochemical methods...