1,721,099 research outputs found

    Safety aspects of infliximab in inflammatory bowel disease patients - A retrospective cohort study in 100 patients of a German University Hospital

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    Background: Infliximab, a chimeric anti-tumour necrosis factor monoclonal antibody with potent anti-inflammatory effects, represents an effective treatment option in patients with severe inflammatory bowel disease (IBD). Serious side-effects of such an immunomodulating therapy are speculated and therefore we reviewed our clinical experience in a retrospective safety study looking upon a single cohort of 100 IBD patients from a large German University Hospital. Methods: 100 patients with severe Crohn's disease (n = 92), ulcerative colitis (n = 7) or indeterminate colitis (n = 1) treated with infliximab (5 mg/kg) from January 2000 to December 2003 were retrospectively analysed for acute and subacute adverse events by chart review. Results: Overall, infliximab therapy was generally well tolerated. No fatal complications, malignancies, autoimmune diseases, neurologic or cardiovascular complications were observed in the cohort during the study period. Overall, adverse events were observed in 10 patients: 2 patients showed an acute infusion reaction, 1 patient a serum sickness-like reaction, in 4 patients a bacterial or viral infection occurred, in 1 patient pancytopenia and 2 patients developed surgical complications. Only 6 patients with adverse events required admission to hospital. A case of tuberculosis after infliximab was not found. The lack of adverse side-effects was associated with young median age and infrequent comorbidities of the cohort. Conclusion: Regarding its strong immunomodulating capacity, infliximab appears to be an efficient and relatively safe therapeutic option for patients with severe IBD. However, the use of infliximab requires careful screening and close patient monitoring to identify patients at risk and the infrequent, but sometimes serious complications of infliximab. Copyright (C) 2004 S. Karger AG, Basel

    Erratum: Pharmacokinetic-Pharmacodynamic Model of Vedolizumab for Targeting Endoscopic Remission in Patients with Crohn Disease: Posthoc Analysis of the LOVE-CD Study (Inflammatory Bowel Diseases DOI: 10.1093/ibd/izab143)

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    In the originally published version of this manuscript, reference 36 incorrectly read "Sandborn WJ, Ghosh S, Panes J, et al. Efficacy of upadacitinib in a randomized trial of patients with active ulcerative colitis. Gastroenterology. 2020;158:2139-2149.e14". It should have read "Sandborn WJ, Baert F, Danese S, et al. Efficacy and Safety of Vedolizumab Subcutaneous Formulation in a Randomized Trial of Patients With Ulcerative Colitis. Gastroenterology. 2020;158(3):562-572 e512." This has now been corrected online

    Weighing harms, benefits, and alternatives for a young man with a recent flare of ulcerative colitis

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    A critical appraisal and clinical application of Sandborn WJ, Su C, Sands B, et al. Tofacitinib as Induction and Maintenance Therapy for Ulcerative Colitis. N Engl J Med. 2017 May 4;376(18):1723-1736. doi: 10.1056/NEJMoa160691

    A phase 2 study of tofacitinib, an oral Janus kinase inhibitor, in patients with Crohn's disease.

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    BACKGROUND & AIMS: Tofacitinib, an orally administered Janus kinase inhibitor, blocks signaling through γ-chain-containing cytokines (interleukins 2, 4, 7, 9, 15, and 21). We performed a phase 2 trial to measure its efficacy in patients with moderate-to-severe active Crohn's disease. METHODS: Patients (N = 139; age, ≥18 y) with moderate-to-severe active Crohn's disease were assigned randomly to groups given 1 mg (n = 36), 5 mg (n = 34), or 15 mg (n = 35) tofacitinib or placebo (n = 34), twice daily for 4 weeks, at 48 centers in 12 countries. The primary end point was the proportion of clinical responders at week 4 (decrease from baseline in the Crohn's Disease Activity Index score of ≥70 points [Response-70]). Secondary end points included clinical remission (Crohn's Disease Activity Index score of <150 points) at week 4. RESULTS: A clinical response was observed in 36% (P = .467), 58% (P = .466), and 46% (P ≥ .999) of patients given the 1-, 5-, and 15-mg doses of tofacitinib, compared with 47% of patients given placebo. Clinical remission was observed in 31% (P = .417), 24% (P = .776), and 14% (P = .540) of patients given the 1-, 5-, and 15-mg doses of tofacitinib, compared with 21% of patients given placebo. The 15-mg dose of tofacitinib reduced levels of C-reactive protein and fecal calprotectin from baseline. Adverse and serious adverse events were similar among groups. Dose-dependent increases in low- and high-density lipoprotein cholesterol were observed in patients given the 5- or 15-mg doses of tofacitinib. CONCLUSIONS: There were no significant differences in the percentage of patients with moderate-to-severe active Crohn's disease who achieved clinical responses (Response-70) or clinical remission after 4 weeks' administration of tofacitinib (1, 5, or 15 mg) or placebo twice daily. However, a large percentage of patients given placebo achieved Response-70 or remission. Reductions in C-reactive protein and fecal calprotectin levels among patients given the 15-mg dose of tofacitinib indicate its biologic activity. ClinicalTrials.gov number: NCT00615199

    Defining Disease Severity in Inflammatory Bowel Diseases: Current and Future Directions

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    Although most treatment algorithms in inflammatory bowel disease (IBD) begin with classifying patients according to disease severity, no formal validated or consensus definitions of mild, moderate, or severe IBD currently exist. There are 3 main domains relevant to the evaluation of disease severity in IBD: impact of the disease on the patient, disease burden, and disease course. These measures are not mutually exclusive and the correlations and interactions between them are not necessarily proportionate. A comprehensive literature search was performed regarding current definitions of disease severity in both Crohn's disease and ulcerative colitis, and the ability to categorize disease severity in a particular patient. Although numerous assessment tools for symptoms, quality of life, patient-reported outcomes, fatigue, endoscopy, cross-sectional imaging, and histology (in ulcerative colitis) were identified, few have validated thresholds for categorizing disease activity or severity. Moving forward, we propose a preliminary set of criteria that could be used to classify IBD disease severity. These are grouped by the 3 domains of disease severity: impact of the disease on the patient (clinical symptoms, quality of life, fatigue, and disability) measurable inflammatory burden (C-reactive protein, mucosal lesions, upper gastrointestinal involvement, and disease extent), and disease course (including structural damage, history/extension of intestinal resection, perianal disease, number of flares, and extraintestinal manifestations). We further suggest that a disease severity classification should be developed and validated by an international group to develop a pragmatic means of identifying patients with severe disease. This is increasingly important to guide current therapeutic strategies for IBD and to develop treatment algorithms for clinical practice
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