1,721,083 research outputs found

    Introduction

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    : Endoscopic ultrasound (EUS) was born from the combination of a high-frequency ultrasound probe with an endoscope to assess in detail the walls of the upper and lower gastrointestinal tract and surrounding organs and structures. The subsequent possibility of EUS-guided tissue acquisition has rapidly established the irreplaceable role of EUS in the management of a wide range of benign and malignant gastrointestinal diseases. The actual diagnostic armamentarium involving fine-Doppler, elastography, and contrast enhancement has significantly improved its diagnostic yield, which could be even more refined by newer ways of interrogating data and images, such as artificial intelligence. Technological development (e.g., new echendoscopes, larger operative channels, special-design needles, lumen apposing metal stents, and dedicated biliary stents) and the clinical need for new, more effective, and less-invasive procedures has rapidly evolved EUS from a purely diagnostic tool to a therapeutic modality, that is making increasingly outdated some surgical or radiological procedures that have hitherto been considered standard of care

    Slow-pull compared to suction technique for EUS-guided sampling of pancreatic solid lesions: a meta-analysis of randomized controlled trials

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    Background and study aims Current ESGE guidelines suggest employing the suction (SU) technique for endoscopic ultrasound (EUS)-guided sampling of pancreatic solid lesions. Nonetheless, recent randomized controlled trials (RCT) have reported that the slow-pull (SP) technique has similar diagnostic accuracy with possibly less blood contamination. However, these results are heterogeneous and limited to small cohorts. The aim of this meta-analysis was to compare adequacy, accuracy, sensitivity and specificity of the SU and SP techniques for EUS-guided sampling of solid pancreatic lesions.Methods A computerized bibliographic search was restricted to RCTs. Pooled effects were calculated using a random-effects model and expressed in terms of pooled sensitivity and specificity and OR (95 % CI) for adequacy and accuracy.Results Overall, seven RCTs were included, for a total of 475 patients (163 lesions sampled with SU, 164 with SP and 148 by both). The adequacy was similar (OR = 0.98) without heterogeneity (I (2) = 0 %), but a high degree of blood contamination was more common with SU than SP (pooled rate 27.6 % vs 19.7 %). A non-significant superiority of SP in terms of pooled accuracy (OR = 0.82; 95 % CI 0.36-1.85) was recorded, with moderate heterogeneity (I (2) = 52.4 %). The SP technique showed a slightly higher pooled sensitivity compared to SU (88.7 % vs 83.4 %), while specificity was similar (97.2 % SP vs 96.9 % SU), with considerable heterogeneity.Conclusion The current meta-analysis reveals non-superiority of SU over SP, while SP results in reduced blood contamination. If the 5 % accuracy difference favouring SP is true, with alfa error = 0.05 and beta = 0.20, a RCT of 982 patients per arm is needed to confirm significance

    Patient-reported experience measure in pancreatobiliary endoscopy: a systematic review to highlight areas for improvement

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    Increasing attention is paid to measure patient's experience using specific patient-reported experience measures (PREMs) as tool to assess the overall quality of care provided. The European Society of Gastrointestinal Endoscopy and the United European Gastroenterology have recognized the measure of quality of endoscopy facilities as a priority to provide an adequate service. However, although some studies included patient satisfaction measurement, specific PREMs for gastrointestinal endoscopy are limited, especially in the field of pancreatobiliary endoscopy, with heterogeneous methods and results. This study is aimed at systematically reviewing the literature to summarize the available PREMs for pancreatobiliary endoscopy and to highlight areas of implementation

    Patient Reported Experience Measure in Endoscopic Ultrasonography: The PREUS Study Protocol

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    The evaluation of the patient’s experience is becoming increasingly important as a better patient experience can improve the quality of the health service delivered. Patient-reported experience measures (PREMs) are self-report assessment tools provided to patients about their experience during any health event. There are few PREM instruments in the field of gastrointestinal endoscopy, and none is specific for endoscopic ultrasound (EUS). This study aims to develop a questionnaire to evaluate the experience of patients undergoing EUS, identifying and prioritizing the factors related to the patient’s experience. The study will consist of several phases: (A) tool creation; (B) face and content validity; (C) ranking: to evaluate the relevance of the identified questions in the previous phase; (D) questionnaire creation and validity testing. The final output will be the production of a specific tool that can be used to measure patients’ experience during EUS. This questionnaire may become a relevant part of actions taken to measure the quality of care provided to patients undergoing EUS. Furthermore, correlation between health care providers’ and patients’ views of the relevance of the included items will allow optimization of empathetic and psychological aspects

    Endoscopic ultrasound guided biliary interventions

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    : Endoscopic Retrograde Cholangiopancreatography (ERCP), even in expert hands, may fail in 5-10% of cases, especially in cases of papillary infiltration, malignant gastric outlet obstruction, or surgically altered anatomy. Percutaneous transhepatic biliary drainage (PTBD) has represented the traditional rescue therapy, despite associated with high rate of adverse events, need for re-interventions and an inferior quality of life. The evolution of Endoscopic Ultrasound (EUS) from a diagnostic to a therapeutic tool offers an effective and safe alternative for internal biliary drainage (BD) into the stomach or the duodenum. EUS-BD is reported to have similar or even improved efficacy and increased safety when compared to PTBD and can be performed in the same session of a failed ERCP. This review summarizes technical aspects of intra-hepatic and extra-hepatic EUS-BD (including hepatico-gastrostomy, choledocho-duodenostomy and rendezvous) together with current evidence and future perspectives that steadily cements EUS-BD's place in multidisciplinary management of bilio-pancreatic diseases

    Primary drainage of distal malignant biliary obstruction: A comparative network meta-analysis

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    Background: The effectiveness of various primary upfront drainage techniques for distal malignant biliary obstructions (dMBO) is not well-established. Objective: To compare the technical and clinical success rates and adverse event (AE) rates of various primary drainage techniques. Methods: We systematically reviewed RCTs comparing the technical and clinical success and AE rates of EUS-choledochoduodenostomy (CDS) with lumen-apposing metal stent (LAMS), EUS-CDS with self-expandable metal stents (SEMS), EUS-hepaticogastrostomy (HGS), ERCP, and PTBD performed upfront. Results: Six RCTs involving 583 patients were analyzed. EUS-CDS with LAMS showed significantly higher technical success compared to EUS-CDS with SEMS (RR 1.21, 95 % CI 1.07-1.37) and ERCP (RR 1.17, 95 % CI 1.07-1.28). EUS-CDS with LAMS had the highest rank in technical success (SUCRA = 0.86). The clinical success rate was also higher with EUS-CDS with LAMS than with ERCP (RR 1.12, 1.01-1.25). PTBD was the worst ranked procedure for safety (SUCRA score = 0.18), while EUS-CDS with LAMS was the top procedure for procedural time (SUCRA score = 0.83). Conclusion: EUS-CDS with LAMS has the highest technical and clinical success rates and is significantly superior to ERCP as the upfront technique for dMBO treatment. PTBD should be abandoned as first-line treatment due to the poor safety profile

    Intestinal permeability changes with bacterial translocation as key events modulating systemic host immune response to SARS-CoV-2: A working hypothesis

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    The microbiota-gut-liver-lung axis plays a bidirectional role in the pathophysiology of a number of infectious diseases. During the course of severe acute respiratory syndrome coronavirus 1 (SARS-CoV-1) and 2 (SARS-CoV-2) infection, this pathway is unbalanced due to intestinal involvement and systemic inflammatory response. Moreover, there is convincing preliminary evidence linking microbiota-gut-liver axis perturbations, proinflammatory status, and endothelial damage in noncommunicable preventable diseases with coronavirus disease 2019 (Covid-19) severity. Intestinal damage due to SARS-CoV-2 infection, systemic inflammation-induced dysfunction, and IL-6-mediated diffuse vascular damage may increase intestinal permeability and precipitate bacterial translocation. The systemic release of damageand pathogen-associated molecular patterns (e.g. lipopolysaccharides) and consequent immune-activation may in turn auto-fuel vicious cycles of systemic inflammation and tissue damage. Thus, intestinal bacterial translocation may play an additive/synergistic role in the cytokine release syndrome in Covid-19. This review provides evidence on gut-liver axis involvement in Covid-19 as well as insights into the hypothesis that intestinal endotheliitis and permeability changes with bacterial translocation are key pathophysiologic events modulating systemic inflammatory response. Moreover, it presents an overview of readily applicable measures for the modulation of the gut-liver axis and microbiota in clinical practice. (C) 2020 Editrice Gastroenterologica Italiana S.r.l. Published by Elsevier Ltd. All rights reserved
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