Publications by authors named "Marco Balzarini"

Article Synopsis
  • The study focused on evaluating the prevalence of endoscopic and histological changes in elderly patients (over 65) undergoing upper endoscopy.
  • Out of 1,336 patients, 31.4% had at least one macroscopic lesion, with erosive gastritis and erosive oesophagitis being the most common findings.
  • The results indicated that the occurrence of endoscopic lesions was linked to male gender and alarm symptoms, while proton pump inhibitor (PPI) therapy reduced the likelihood of such lesions.
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Background And Aims: International guidelines advise improving esophagogastroduodenoscopy (EGD) quality in Western countries, where gastric cancer is still diagnosed in advanced stages. This nationwide study investigated some indicators for the quality of EGD performed in endoscopic centers in Italy.

Methods: Clinical, endoscopic, and procedural data of consecutive EGDs performed in one month in the participating centers were reviewed and collected in a specific database.

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Background: Current guidelines strongly recommend the use of validated classifications to support optical diagnosis of lesions with advanced endoscopic imaging in the lower gastrointestinal tract. However, the optimal strategy in inflammatory bowel disease (IBD) is still a matter of debate.

Objectives: To analyze the accuracy of endoscopic classifications or single predictors for lesion characterization during endoscopic surveillance of IBD with advanced endoscopic imaging.

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COVID-19 has dramatically impacted endoscopy practice because upper endoscopy procedures can be aerosol-generating. Most elective procedures have been rescheduled. Endoscopic retrograde cholangiopancreatography (ERCP) is frequently performed in emergency or urgent settings in which rescheduling is not possible.

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Article Synopsis
  • The survey aimed to evaluate infection control practices and outcomes in Digestive Endoscopy Units in Lombardy, a region severely affected by COVID-19.
  • Most participating centers adapted their operations in line with recommendations, with a majority having necessary protective gear, but few had negative-pressure rooms.
  • Higher COVID-19 rates were observed among endoscopists and nurses, indicating significant risks of viral spread in endoscopy settings, despite overall good adherence to safety guidelines.
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Background: Late migration of a plastic biliary stent after endoscopic placement is a well known complication, but there is little information regarding migration of a plastic stent during multiple stents placement.

Case Report: A white man was hospitalized for severe jaundice due to neoplastic hilar stenosis. Surgical eligibility appeared unclear on admission and endoscopy was carried out, but the first stent migrated proximally at the time of second stent insertion.

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Colonic gallstone ileus in an uncommon mechanical bowel obstruction caused by intraluminal impaction of one or more gallstones. The surgical management of gallstone ileus is complex and is potentially of high risk. There have been reports of gallstone extractions using various endoscopic modalities to relieve the obstruction.

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Background: Leaky gut, or intestinal permeability, is the phenomenon of the gut wall exhibiting increased absorbency. It is pretty well recognised that an altered or damaged bowel lining or gut wall may result from unbalanced diet, parasites, infection, or medications and that this allows substances such as toxins, microbes, undigested food, or waste to leak through. As a natural consequence, this prompts the body to initiate an immune reaction leading to potentially severe health conditions.

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Background: The inhibition of physiological gastric acid secretion induced by proton pump inhibitors (PPIs), the most widely used drugs in the world, may cause a significant bacterial overgrowth in the gastrointestinal tract as a side effect. This study was undertaken firstly to correlate PPI intake with concentration of specific bacterial groups in the stomach as well as possible Helicobacter pylori infection, and secondly to assess the efficacy of the 4 lactobacilli L. rhamnosus LR06 (DSM 21981), L.

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Background: Beneficial findings concerning probiotics are increasing day by day. However, one of the most important parameters able to significantly affect the probiotic value of a microorganism is its survival during the transit through the stomach and the duodenum. Some techniques may be applied that aim to improve this parameter, but microencapsulation of bacterial cells remains one of the most important.

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Background: Gastroesophageal reflux disease is a very widespread condition. In Europe, it is estimated that about 175 million people suffer from this disease and have to chronically take drugs to increase gastric pH. The proton pump inhibitors (PPIs) such as omeprazole, lansoprazole, and esomeprazole are the most widely used drug typology in this regard.

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In a recent publication we assessed the kinetics of intestinal colonization by microencapsulated probiotic bacteria in comparison with the same strains given in an uncoated form. It's well known, in fact, that microencapsulation of probiotics with specific materials is able to confer a significant resistance to gastric juice, thus protecting the cells during the gastric and duodenal transit and enhancing the probiotic efficacy of any supplementation. In any case, this was the first study reporting the fecal amounts of probiotics administered in a coated, protected form compared with traditional, uncoated ones.

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Background: Evacuation disorders and hard stools are common in industrialized countries, affecting on average 12% to 17% of the adult healthy population at any age. Dietary supplementation with probiotic microorganisms may be useful in reducing the disorder.

Methods: We performed a double-blind, randomized, placebo-controlled study to evaluate the effectiveness of 2 different probiotic blends, either mixed Lactobacillus plantarum LP01 (LMG P-21021) and Bifidobacterium breve BR03 (DSM 16604) or Bifidobacterium animalis subspecies lactis BS01 (LMG P-21384), in the management of evacuation disorders and intestinal discomfort.

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Background: The resistance of gut flora with probiotic activity to pancreatic juice is usually tested with artificial pancreatic fluid. Previous studies evaluated the sensitivity of diverse probiotics to human gastric and biliary secretion; none tested the resistance of probiotics to human pancreatic juice. As most bacteria sensitive to artificial pancreatic fluid in vitro have a high rate of isolation from feces, the resistance to human pancreatic juice could be higher.

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