Publications by authors named "Peter Laszlo Lakatos"

Article Synopsis
  • Objective monitoring and early treatment using a treat-to-target approach were found to enhance clinical outcomes in IBD patients starting adalimumab therapy.
  • The study observed high adherence to clinical activity assessments, while adherence to fecal calprotectin monitoring was notably low; both Crohn's disease (CD) and ulcerative colitis (UC) patients showed variable adherence results.
  • Early combined monitoring (clinical and biomarkers) correlated with earlier dose optimization and higher clinical remission rates after one year, particularly in CD patients, whereas sustainability of the drug was not significantly affected.
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Article Synopsis
  • Biologic therapy has significantly improved the management of inflammatory bowel disease (IBD) in general, but there is limited information on its effects and side effects specifically for elderly patients.
  • A study analyzed 147 elderly IBD patients treated with various biologics over a 20-year period, measuring treatment effectiveness and safety through clinical scores and tracking adverse events.
  • The results showed no significant differences in remission rates, drug sustainability, or adverse event rates among different biologics, indicating that all studied biologics have similar safety and effectiveness profiles for the elderly IBD population.
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Newer biologics appeared safer in landmark clinical trials, but their safety is understudied in vulnerable populations. The aim of the present study was to perform a systematic review and meta-analysis to assess the safety of available biologicals in the elderly IBD population. We systematically searched PubMed/Medline and conference proceedings between 1 April 1969 and 1 June 2021 to identify eligible studies that examined the safety of biologics in elderly patients with IBD.

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Article Synopsis
  • Primary Sclerosing Cholangitis (PSC) shows diverse clinical manifestations and poorly understood causes, with gut-liver interactions playing a significant role in its development.
  • Recent studies on biomarkers linked to gut-biliary interactions may help identify specific PSC subgroups, improving diagnosis, treatment, and monitoring strategies.
  • Key markers, such as alkaline phosphatase, IgG4, and soluble vascular adhesion protein-1, can indicate disease severity and prognosis, potentially guiding clinical management of PSC patients.
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Fistulizing Crohn's disease (FCD) remains the most challenging aspect of treating patients with CD. FCD can occur in up to 30% of patients with CD and may lead to significant disability and impaired quality of life. The optimal treatment strategies for FCD require a multidisciplinary approach, including a combined medical and surgical approach.

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Inflammatory bowel disease (IBD) is a chronic, life-long inflammatory condition of the gastrointestinal tract. Treatment strategy depends on the severity of the disease course. IBD physicians need to be aware of the life-long treatment options available.

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Inflammatory bowel disease (IBD) is a chronic condition that significantly affects the quality of life of its patients. Biologic drugs have been the mainstay treatment in the management of IBD patients but despite their significant contribution, there remains a proportion of patients that do not respond or lose response to treatment. Therapeutic drug monitoring (TDM) involves measuring levels of serum drug concentrations and anti-drug antibodies.

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Unlabelled: Összefoglaló. Bevezetés: Az akut varixeredetű gastrointestinalis vérzés napjainkban is jelentős morbiditással és mortalitással jár. Célkitűzés: Célunk az akut varixeredetű felső gastrointestinalis vérzések incidenciájának, ellátási folyamatainak és kimeneteli tényezőinek átfogó felmérése volt.

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Background And Aims: Anemia is a common complication of inflammatory bowel diseases (IBD), as well as a predictor of poor outcomes. The aim of this study was to determine the prevalence of anemia over time and the management of moderate to severe anemia at a tertiary referral IBD center.

Methods: We retrospectively reviewed the occurrence of anemia at the time of referral or diagnosis and during follow-up at the McGill University Health Centre IBD center.

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Background: Emergency situations in inflammatory bowel diseases (IBD) put significant burden on both the patient and the healthcare system.

Aim: To prospectively measure Quality-of-Care indicators and resource utilization after the implementation of the new rapid access clinic service (RAC) at a tertiary IBD center.

Methods: Patient access, resource utilization and outcome parameters were collected from consecutive patients contacting the RAC between July 2017 and March 2019 in this observational study.

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In recent years, there has been a critical change in treatment paradigms in inflammatory bowel diseases (IBD) triggered by the arrival of new effective treatments aiming to prevent disease progression, bowel damage and disability. The insufficiency of symptomatic disease control and the well-known discordance between symptoms and objective measures of disease activity lead to the need of reviewing conventional treatment algorithms and developing new concepts of optimal therapeutic strategy. The treat-to-target strategies, defined by the selecting therapeutic targets in inflammatory bowel disease consensus recommendation, move away from only symptomatic disease control and support targeting composite therapeutic endpoints (clinical and endoscopical remission) and timely assessment.

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The diagnostics of gastrointestinal diseases have evolved significantly in the past few decades. Besides endoscopy and conventional imaging modalities, there is a growing interest for rapid point-of-care laboratory tests to help discriminate between diseases with similar clinical symptoms and/or help the follow-up of chronic conditions, predicting relapses. The fecal calprotectin testing is a routine diagnostic tool in many countries.

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Background & Aims: There is evidence that it is safe and effective for patients with inflammatory bowel diseases (IBD) to switch from maintenance therapy with an original infliximab drug to a biosimilar, but little is known about outcomes of reverse switches and/or multiple switches. We aimed to evaluate the effects of a reverse switch (from a biosimilar to Remicade) in a real-life cohort.

Methods: We performed a prospective observational study of 174 unselected and consecutive patients with IBD (136 with Crohn's disease [CD] and 38 with ulcerative colitis [UC]) who received maintenance therapy with the biosimilar in Hungary.

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Background: The aberrant immune response in inflammatory bowel disease (IBD) and immunosuppression may intrinsically predispose patients to infectious complications, such as herpes zoster (HZ). We quantified the incidence of HZ in IBD patients in the province of Quebec, Canada.

Methods: We performed a descriptive study using the provincial "Regie de l'Assurance Maladie du Québec" (RAMQ) health registry from 1996 to 2015.

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Article Synopsis
  • - The Epi-IBD study followed 488 patients with Crohn's disease from various European centers to evaluate their outcomes over five years, focusing on surgery, hospitalizations, and progression of the disease.
  • - Of the patients studied, 22% underwent surgery, and 36% were hospitalized, with about 14% experiencing worsening disease conditions, yet outcomes between Western and Eastern European patients were largely similar.
  • - Significant differences in treatment approaches were observed, with Western Europeans more often receiving biological therapies and immunomodulators, which helped lower surgery and hospitalization risks, but did not ultimately change disease progression rates across regions.
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Glycoprotein 2[GP2] is a specific target of pancreatic autoantibodies[PAbs] in Crohn's disease(CD) and is involved in gut innate immunity processes. Our aim was to evaluate the prevalence and prognostic potential of PAbs in primary sclerosing cholangitis(PSC). Sixty-five PSC patients were tested for PAbs by indirect immunofluorescence and compared with healthy (n = 100) and chronic liver disease controls(CLD, n = 488).

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Background: In the management of inflammatory bowel diseases, there is considerable variation in quality of care.

Aims: The aim of this study was to evaluate structural, access/process components and outcome quality indicators in our tertiary referral IBD center.

Methods: In the first phase, structural/process components were assessed, followed by the second phase of formal evaluation of access and management on a set of consecutive IBD patients with and without active disease (248CD/125UC patients, median age 35/39 years).

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Aim: To assess the prevalence of a panel of serologic markers that reflect gut barrier dysfunction in a mixed cohort of pediatric and adult primary sclerosing cholangitis (PSC) patients.

Methods: Sera of 67 PSC patients [median age (range): 32 (5-79) years, concomitant IBD: 67% and cirrhosis: 20%] were assayed for the presence of antibodies against to F-actin (AAA IgA/IgG) and gliadin (AGA IgA/IgG)] and for serum level of intestinal fatty acid-binding protein (I-FABP) by ELISA. Markers of lipopolysaccharide (LPS) exposure [LPS binding protein (LBP)] and various anti-microbial antibodies [anti-OMP Plus IgA and endotoxin core IgA antibody (EndoCAb)] were also determined.

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Background And Aims: Anaemia is an important complication of inflammatory bowel disease [IBD]. The aim of this study was to determine the prevalence of anaemia and the practice of anaemia screening during the first year following diagnosis, in a European prospective population-based inception cohort.

Methods: Newly diagnosed IBD patients were included and followed prospectively for 1 year in 29 European and one Australian centre.

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Introduction And Aim: The aim was to assess the incidence of endoscopic findings based on the indication of the procedures in upper/lower endoscopies, and measuring quality indicators of colonoscopies at the 1st Department of Medicine, Semmelweis University, Budapest.

Method: Data of 2987 patients (male/female:1361/1626, mean age: 60.7 years(y), SD: 16.

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Biologic drugs such as infliximab and other anti-tumor necrosis factor monoclonal antibodies have transformed the treatment of immune-mediated inflammatory conditions such as Crohn's disease and ulcerative colitis (collectively known as inflammatory bowel disease [IBD]). However, the complex manufacturing processes involved in producing these drugs mean their use in clinical practice is expensive. Recent or impending expiration of patents for several biologics has led to development of biosimilar versions of these drugs, with the aim of providing substantial cost savings and increased accessibility to treatment.

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This paper is the second in a series of two publications relating to the European Crohn's and Colitis Organisation [ECCO] evidence-based consensus on the diagnosis and management of Crohn's disease [CD] and concerns the surgical management of CD as well as special situations including management of perianal CD and extraintestinal manifestations. Diagnostic approaches and medical management of CD of this ECCO Consensus are covered in the first paper [Gomollon et al JCC 2016].

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Background: Therapeutic management in inflammatory bowel diseases (IBD) has significantly changed in the last decades with the advent of biological therapy resulting in new treatment targets other than clinical symptoms.

Key Messages: Patient stratification in the early stage of the disease is an important step to identify patients with poor prognosis, who might benefit from early aggressive treatment to avoid complications in the later disease course. Recent randomized and hypothesis driven (e.

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