Publications by authors named "Simona Grad"

Background And Aims: Most colorectal cancers (CRC) originate from precancerous adenomatous and serrated lesions. Accepted risk determinants for conventional adenomas and CRC include age, male gender and familial history. The aim of our study was to outline the characteristics of colorectal polyps in our center, as well as to uncover associations between them and certain clinical presentations.

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Background: As the use of anti-tumor necrosis factor-α (TNFα) therapies in Crohn disease (CD) is spread, the loss-of-response (LOR) to it is increasingly encountered. Discovering a pathological pathway and biomarkers that can predict LOR would assist in the management of patients with CD. In this article, we provide a comprehensive systematic review of studies assessing predictors of immunogenicity and loss-of-response to anti-TNFα drugs in patients with CD.

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Background: Gastric cancer is still an important public health problem. Efforts have been made to lower its prevalence globally. The Operative Link on Gastritis Assessment (OLGA) and operating link for gastric intestinal metaplasia (OLGIM) histological grading systems have been proposed to identify individuals with types of gastritis that have the potential to become malignant.

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Background: Esophageal varices, dilated submucosal veins in the lower esophagus, are commonly associated with portal hypertension, particularly due to liver cirrhosis. The high morbidity and mortality linked to variceal hemorrhage underscore the need for accurate diagnosis and effective management. The traditional method of assessing esophageal varices is esophagogastroduodenoscopy (EGD), which, despite its diagnostic and therapeutic capabilities, presents limitations such as interobserver variability and invasiveness.

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: The threshold for ineffective esophageal motility (IEM) diagnosis was changed in Chicago v4.0. Our aim was to determine IEM prevalence using the new criteria and the differences between patients with definite IEM versus "inconclusive diagnosis".

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(1) : Proton pump inhibitors (PPIs) are commonly prescribed for gastric disorders. In patients with liver cirrhosis, PPI use is associated with an increased risk of spontaneous bacterial peritonitis and increased mortality rates; therefore, they should be used with caution. This study aims to evaluate the appropriateness of PPI prescriptions in hospitalized cirrhotic patients against current clinical guidelines to identify patterns of misuse and guide better prescribing practices.

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Article Synopsis
  • Celiac disease (CD) is an autoimmune disorder caused by gluten that damages the small intestine, leading to nutrient absorption issues, and is often underdiagnosed.
  • This study investigated CD prevalence in Romania using the BIOHIT Celiac Quick Test with subsequent histological confirmation to better understand its demographic characteristics.
  • Out of 713 participants, 9 tested positive for CD, resulting in a prevalence of 1.26%, with younger individuals and a higher proportion of females affected, indicating a need for more research on regional differences in CD prevalence.
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Background/aims: Disruptions in tight junction (TJ) protein expression leading to duodenal epithelial barrier impairment may contribute to increased intestinal permeability, potentially playing a role in functional dyspepsia (FD) pathophysiology. Currently published studies evaluated the role of several TJ proteins in FD patients with inconsistent results. Therefore, we conducted this systematic review and metaanalysis to evaluate the duodenal mucosal expression of several TJ proteins in FD.

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The initial clinical manifestation of acute mesenteric ischemia poses a diagnostic challenge, often leading to delays in identification and subsequent surgical intervention, contributing to adverse outcomes. Serum biomarkers, offering insights into the underlying pathophysiology, hold promise as prognostic indicators for acute mesenteric ischemia. This systematic review comprehensively explores the role of blood biomarkers in predicting clinical outcomes during follow-up for patients with mesenteric ischemia.

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: Coping strategies play a crucial role in managing inflammatory bowel disease (IBD), influencing both health-related quality of life (HRQoL) and psychological well-being. This study systematically reviews the available literature to analyze coping mechanisms in IBD populations and their impact. : Relevant English-language studies published until 2023 were identified through a comprehensive search of PubMed, EMBASE, EBSCOhost, and Cochrane Library.

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Functional dyspepsia (FD), a widespread and debilitating digestive disease, is thought to originate from disrupted gut-brain communication. The cause of FD is not completely understood, but recent evidence suggests it could be due to multiple factors and can vary among different patient groups. Factors like gut motility changes, increased sensitivity to pain in the gut, ongoing low-level inflammation, and increased gut permeability have all been linked to the development of FD.

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infection (CDI) in clinical practice represents a challenge for its management and also prevention of recurrence. Even though there are updated guidelines for infection prevention, control and treatment, CDI remains a leading cause of healthcare acquired diarrhea with increasing incidence in the community. We present here a synthesis of the most recent international guidelines on the management of CDI.

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Article Synopsis
  • * Out of 148 biopsies, various results showed both positive and negative findings for bacterial presence using culture and PCR methods, with primary resistance against certain antibiotics found in a small percentage of strains.
  • * The research highlights high levels of secondary resistance to multiple antibiotics, particularly clarithromycin, and emphasizes the need for further studies to improve treatment strategies.
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Background: Small bowel disorders present a diagnostic challenge due to the limited accessibility of the small intestine. Accurate diagnosis is made with the aid of specific procedures, like capsule endoscopy or double-ballon enteroscopy, but they are not usually solicited and not widely accessible. This study aims to assess and compare the diagnostic effectiveness of enteroscopy and video capsule endoscopy (VCE) when combined with artificial intelligence (AI) algorithms for the automatic detection of small bowel diseases.

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Currently being the seventh most prevalent form of cancer worldwide, and the fifth most common cause of cancer-related death, based on GLOBOCAN 2020 data, gastric cancer is still an important public health problem, despite its dropping incidence. Regions around the world are still at high-risk, mostly in populations with a high prevalence of Helicobacter pylori infection or a carcinogenic favorable diet. Gastric cardia cancer incidence is on the rise in some areas.

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Introduction: Adipose tissue plays an important role in the pathogenesis of inflammatory conditions. The role of adipokines in inflammatory bowel disease (IBD) has been evaluated in the current literature with conflicting results. The aim of this study was to evaluate adiponectin levels in IBD patients, including Crohn's disease (CD) and ulcerative colitis (UC), compared to controls, as well as further subgroup analyses.

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Diverticular disease (DD) is the most frequent condition in the Western world that affects the colon. Although chronic mild inflammatory processes have recently been proposed as a central factor in DD, limited information is currently available regarding the role of inflammatory cytokines, such as tumor necrosis factor-alpha (TNF-α). Therefore, we conducted a systematic review and meta-analysis aiming to assess the mucosal TNF-α levels in DD.

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Background And Aims: Focal liver lesions (FLLs) are defined as abnormal solid or liquid masses differentiated from normal liver, frequently being clinically asymptomatic. The aim of this systematic review is to provide a comprehensive overview of current artificial intelligence (AI) applications, deep learning systems and convolutional neural networks, capable of performing a completely automated diagnosis of FLLs.

Methods: We searched PubMed, Cochrane Library, EMBASE, and WILEY databases using predefined keywords.

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Microscopic colitis (MC) is an inflammatory pathology of the bowel diagnosed predominantly in older patients. MC is a cause of chronic watery, non-bloody diarrhea, that affects the older patients, mostly women, and leads to impaired health-related quality of life. The diagnosis and treatment can be often difficult.

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Antibiotic resistance (AR) is a naturally occurring phenomenon with the capacity to render useless all known antibiotics in the fight against bacterial infections. Although bacterial resistance appeared before any human life form, this process has accelerated in the past years. Important causes of AR in modern times could be the over-prescription of antibiotics, the presence of faulty infection-prevention strategies, pollution in overcrowded areas, or the use of antibiotics in agriculture and farming, together with a decreased interest from the pharmaceutical industry in researching and testing new antibiotics.

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The global prevalence of vitamin D deficiency is more than 20%, and the main causes include insufficient intake, reduced absorption, abnormal metabolism, or resistance to its effects. The levels of serum vitamin D appear to influence cardiovascular risk, and the mechanism involved is linked to the transient outward current and the ultrarapid delayed rectifier K+ current densities, activated through the nuclear vitamin D receptor and Akt pathway. A significant number of studies have correlated vitamin D deficiency with an increased risk of developing cardiac arrhythmias and sudden cardiac death.

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Functional dyspepsia represents one of the most common and prevalent disorders of the brain-gut interaction, with a large number of widespread risk factors being identified. With an intricate pathogenesis and symptomatology, it heavily impacts the quality of life and, due to the limited efficacy of traditional pharmacological agents, patients are likely to seek other medical and non-medical solutions to their problem. Over the last few years, significant research in this domain has emphasized the importance of various psychological therapies and nutritional recommendations.

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Article Synopsis
  • * Connections between genetic factors, inflammatory bowel diseases, and gut microbiota have informed advancements in medication for these conditions.
  • * Diet plays a crucial role in disease management, affecting gut microbiota and inflammation, with various diets being explored for their impact on symptoms in spondyloarthritis patients.
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Non-alcoholic fatty liver disease (NAFLD) is characterized by an accumulation of hepatic fat, diagnosed histologically or radiologically (ultrasound), in the absence of a secondary cause of steatosis, especially alcohol consumption. Its prevalence is estimated to be approximately 25%. This high prevalence is correlated with the risk factors attributed to the metabolic syndrome.

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Analysis of serum biomarkers for the assessment of atrophic gastritis (AG), considered as precursor of the intestinal type of gastric cancer, is of growing interest. The combination of pepsinogen (PG), gastrin-17 (G17) and anti- () antibody serological assays (panel test) is a non-invasive tool for the diagnosis of atrophic gastritis. However, the diagnostic reliability of this test remains uncertain.

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