Publications by authors named "Claudia Herrera de Guise"

Introduction: Ant-iTNF treatment has been broadly linked with autoantibodies and autoimmune disorders development. After the clinical observation of aPTT (activated partial thromboplastin clotting time) prolongation in our cohort of IBD patients treated with anti-TNF, we sought to determine the presence of antiphospolipid antibodies in our population, along with antiphospholipid syndrome (APS) occurrence.

Methods: We included in the study 289 patients treated with anti-TNFα antibodies.

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Objective: Granulocyte-monocyte apheresis (GMA) has shown to be safe and effective in ulcerative colitis (UC), also in combination with biologics, mainly with anti-TNF. The aim of this study was to evaluate the efficacy and safety of combining GMA after primary non-response (PNR) or loss of response (LOR) to ustekinumab (UST) in patients with UC.

Patients And Methods: A retrospective study was performed in 12 IBD Units, including all patients with refractory UC or unclassified IBD (IBD-U) who received combined GMA plus UST.

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Objective: Granulocyte-monocyte apheresis (GMA) has shown to be safe and effective in treating ulcerative colitis (UC), also in combination with biologics. The objective of this study is to evaluate the efficacy and safety of combining GMA after primary non-response (PNR) or loss of response (LOR) to tofacitinib (TOFA) in patients with UC.

Patients And Methods: Retrospective study including all patients with refractory UC who received GMA plus TOFA.

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Article Synopsis
  • Some patients with ulcerative colitis (UC) have a less diverse gut microbiome, which means they have fewer types of gut bacteria.
  • Researchers studied poop samples from UC patients and healthy people to see if UC patients who felt better had gut bacteria similar to healthy individuals.
  • They found that patients in long-term remission had a healthier and more diverse gut microbiome, and specific bacteria like Akkermansia muciniphila were linked to better health and fewer flare-ups of the disease.
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Introduction: immune checkpoint inhibitors (ICI) are increasingly used to treat several types of cancer. These drugs lead to a wide range of toxicities. Immune-related gastrointestinal adverse events are common and potentially severe.

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Inflammatory bowel disease (IBD) is a chronic immune-mediated condition of the gastrointestinal tract that requires chronic treatment and strict surveillance. Development of new monoclonal antibodies targeting one or a few single cytokines, including anti-tumor necrosis factor agents, anti-IL 12/23 inhibitors, and anti-α4β7 integrin inhibitors, have dominated the pharmacological armamentarium in IBD in the last 20 years. Still, many patients experience incomplete or loss of response or develop serious adverse events and drug discontinuation.

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Background: Clinical trials have demonstrated the efficacy and safety of ustekinumab in Crohn's disease (CD). However, more data are necessary on the effectiveness of ustekinumab in bio-naïve patients in real-life studies.

Objectives: The aim of our study was to evaluate the effectiveness and safety of ustekinumab in patients with CD refractory or intolerant to conventional therapy and without previous exposure to biological drugs.

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Background And Aims: Inflammatory bowel disease (IBD) affects many aspects of a patient's life and impairs their health-related quality of life (HRQoL). The COVID-19 outbreak has led to important mobility restrictions and a dramatic re-adjustment of social habits and health systems. This study aimed to assess the influence of the outbreak and mobility restrictions on the HRQoL of IBD patients with stable clinical remission on biologic treatment.

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A randomized, open-label, controlled clinical trial was designed to assess the effectiveness of a motivational intervention based on the 5 R's model (relevance, risks, rewards, roadblocks, and repetition) delivered by specialized inflammatory bowel disease nurses every 3 months over a 1-year period as compared with patients who were followed regularly. Patients diagnosed with Crohn disease, aged 18 years or older, who reported being active smokers with Internet access at home and an e-mail address were eligible. A total of 144 patients (72 per group) were included (50% women, median age 40 years).

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Iron deficiency anemia (IDA) is a common manifestation of Inflammatory Bowel Disease (IBD). Oral iron supplements are the treatment of choice, but are not always well tolerated. Sucrosomial iron (SI) may represent an alternative.

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Objective: To report the impact of the COVID-19 pandemic on the activity of nurses working on an inflammatory bowel disease (IBD) unit and to identify reasons for telehealth care and its relationship to certain characteristics.

Background: The COVID-19 pandemic had led to an increase in demand for remote care in patients with inflammatory bowel disease who require monitoring and frequent access to health services.

Design - Methods: A retrospective study of all activity (in person and by phone call or email) done on the unit during the acute phase of the pandemic at a reference hospital in Spain.

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Background And Aim: ustekinumab is a fully human monoclonal antibody against IL-12/23, approved for induction and maintenance treatment of Crohn's disease (CD). Real-life data shows its true effectiveness in terms of clinical and endoscopic response. However, there is little information regarding health-related quality of life (HRQoL) in CD patients receiving ustekinumab.

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Background: There is limited evidence on the effectiveness of biological therapy in stricturing complications in patients with Crohn's disease.

Aim: The study aims to determine the effectiveness of anti-tumor necrosis factor (TNF) agents in Crohn's disease complicated with symptomatic strictures.

Methods: In this multicentric and retrospective study, we included adult patients with symptomatic stricturing Crohn's disease receiving their first anti-TNF therapy, with no previous history of biological, endoscopic or surgical therapy.

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Background: In recent years anti-TNF therapy has been associated with leishmaniasis in immunocompromised patients from endemic areas. Nevertheless, data on asymptomatic infection in such patients is scarce. The aim of this study was to determine the prevalence of asymptomatic infection in inflammatory bowel disease (IBD) patients treated with TNF inhibitors living in an endemic area (Catalonia) and to follow up them to study how the infection evolved.

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Background: There is currently little evidence about what treatment objectives most interest patients with inflammatory bowel disease (IBD).

Aims: To determine patient preferences regarding IBD treatment objectives, specially the attributes they value most and the symptoms to be controlled as a priority.

Methods: Prospective, observational, anonymous study conducted in 117 outpatients with Crohn's disease or ulcerative colitis.

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Background: Anemia is a common complication of inflammatory bowel disease (IBD) and contributes to the deterioration of health-related quality of life (HRQOL). Iron deficiency (ID) is a prevalent underlying factor, present in up to 90% of patients. In the absence of anemia, it is unclear as to what extent ID can affect HRQOL in patients with IBD.

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Background And Aim: Crohn's disease (CD) impairs patients' health-related quality of life (HRQoL), therefore a goal of treatment is to improve their health. Recently, a more ambitious therapeutic target has been proposed, to reestablish patients' HRQoL to normal standards. There is no information on long-term prognostic value of restoring the health of patients with CD.

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