Publications by authors named "Eduardo Leo-Carnerero"

Article Synopsis
  • Ustekinumab is approved for treating ulcerative colitis (UC), and this study evaluated its long-term effectiveness and tolerability in real clinical settings.
  • In a multicenter analysis of 620 UC patients, 25% discontinued treatment, with baseline anemia, steroid use, and severe disease linked to higher discontinuation rates.
  • At 16 weeks, 40% of patients were in steroid-free remission, and treatment was generally safe with no adverse effects on other conditions, indicating good long-term durability for difficult-to-treat cases.
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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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Background: The usefulness of thiopurines has been poorly explored in pouchitis and other pouch disorders.

Objective: To evaluate the effectiveness and safety of azathioprine as maintenance therapy in inflammatory pouch disorders.

Design: This was a retrospective and multicentre study.

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(1) Background: Transition is a planned movement of paediatric patients to adult healthcare systems, and its implementation is not yet established in all inflammatory bowel disease (IBD) units. The aim of the study was to evaluate the impact of transition on IBD outcomes. (2) Methods: Multicentre, retrospective and observational study of IBD paediatric patients transferred to an adult IBD unit between 2017-2020.

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Article Synopsis
  • The study aimed to evaluate the effects of switching from the adalimumab (ADA) originator to its biosimilars on treatment persistence, clinical efficacy, and safety in patients with inflammatory bowel disease.
  • A total of 524 patients were analyzed, with some maintaining the ADA originator and others switching to biosimilars, showing similar rates of treatment discontinuation and relapse between the two groups.
  • The findings concluded that switching to ADA biosimilars did not negatively impact patient outcomes compared to continuing with the ADA originator.
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Introduction: The objective of this study was to assess the durability, short-term and long-term effectiveness, and safety of tofacitinib in ulcerative colitis (UC) in clinical practice.

Methods: This is a retrospective multicenter study including patients with UC who had received the first tofacitinib dose at least 8 weeks before the inclusion. Clinical effectiveness was based on partial Mayo score.

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Idiopathic achalasia is a chronic oesophageal motility disorder caused by loss of inhibitory neurons at the esophageal myenteric plexus resulting in incomplete relaxation of the lower oesophageal sphincter and abnormal peristaltism.  Among the possible causes of this, an immune response secondary to infection by some viruses has been implicated. SARS-CoV-2 could be considered among them.

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Background: The impact of biologics on the risk of postoperative complications (PC) in inflammatory bowel disease (IBD) is still an ongoing debate. This lack of evidence is more relevant for ustekinumab and vedolizumab.

Aims: To evaluate the impact of biologics on the risk of PC.

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Objective: to investigate the prevalence of perianal disease, the associated phenotypical factors, its influence on prognosis and its impact on the use of health resources for patients with Crohn's disease.

Methods: a unicentric retrospective observational study was performed with 430 patients with Crohn's disease tracked through a monographical consultation of intestinal inflammatory disease. Demographic and phenotypical data of Crohn's disease, pharmacological and surgical treatments, complementary tests carried out and hospital admissions were analyzed.

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Objective: to evaluate the role of Epstein-Barr virus (EBV) on the intestinal mucosa in the evolution of inflammatory bowel disease (IBD). The risk factors for EBV infection and the frequency of EBV-associated lymphoproliferative disorders in IBD patients were also investigated.

Methods: intestinal biopsies of IBD patients with available EBV status determined by Epstein-Barr-encoding RNA (EBER) in situ hybridization were identified in the Pathology Database of our center.

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Article Synopsis
  • A study was conducted to evaluate the long-term effects of stopping anti-TNF treatment in patients with inflammatory bowel disease (IBD), focusing on relapse rates after discontinuation during clinical remission.
  • The study involved 1,055 patients and revealed a 12% yearly relapse rate, with 50% experiencing a relapse within five years, while many managed to regain remission after retreatment or switching therapies.
  • Overall, the findings suggest that while many patients remain in remission post-discontinuation, retreatment with the same anti-TNF is often effective for those who relapse, and alternative therapies can also lead to remission in non-responders.
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Background: ustekinumab is a monoclonal antibody that inhibits interleukins IL-12 and IL-23, and is approved for the treatment of Crohn's disease (CD) and, more recently, also ulcerative colitis (UC). The aim of this study was to evaluate the effectiveness and safety of ustekinumab, as well as to identify possible predictive factors of response in a real-life setting.

Methods: an observational, retrospective, multicenter study was carried out in 4 hospitals in Andalusia.

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Immunotherapy is gaining significance in the management of oncological disease. It has demonstrated high levels of efficacy, though it also has hitherto unknown side effects, such as colitis. We present the first case of immune checkpoint inhibitor colitis (nivolumab+ipilimumab) refractory to corticoids treated in our hospital.

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Megacolon is a serious complication of inflammatory bowel disease that often requires a colectomy. Infliximab is a therapeutic alternative when conventional treatment fails, before resorting to surgery. Its use is currently based on the publication of isolated cases.

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To evaluate the effectiveness and safety of the combination of granulocyte-monocyte apheresis (GMA) after loss of response (LOR) to anti-tumor necrosis factor (TNF) agents in ulcerative colitis (UC). A retrospective, multicenter study was performed in 11 inflammatory bowel disease (IBD) Units. Clinical remission was defined as a partial Mayo score ≤2.

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The relationship between cystic fibrosis (CF) and the risk of developing inflammatory bowel disease (IBD) is not clear. CFTR mutations can influence dysbiosis and increased intestinal permeability, which are two key elements in the pathophysiology of IBD. These patients have increased intestinal inflammation, as demonstrated by increase pro-inflammatory gene expression in the bowel, specific fecal markers (fecal calprotectin), gross lesions (capsule endoscopy) and histological lesions on examination of surgical specimens.

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Mesalazine is a drug routinely used in ulcerative colitis and usually has few side effects. There have been reports of uncommon cases of severe mucocutaneous damage, such as Stevens-Johnson syndrome (SJS) and toxic epidermal necrolysis (TEN), induced by salicylates. It is important to diagnose these promptly due to the high morbidity and mortality rates.

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The identification of IgG4-related disease as a distinct immune-mediated condition encompassing disorders that were traditionally seen as idiopathic has been a revolution in the diagnostic and therapeutic algorithm in several medical fields. This condition usually involves multiple organs (isolated organ involvement is uncommon except in the pancreas) with characteristic histopathological findings. We report a case that was assessed due to abdominal pain and subsequently diagnosed with IgG4-related sclerosing mesenteritis.

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Background: Golimumab is a TNF-blocking agent indicated as a second-line therapy in ulcerative colitis.

Purpose: To research the effectiveness and safety of golimumab in patients with ulcerative colitis in clinical practice.

Methods: Retrospective study of the effectiveness and safety of golimumab in patients with ulcerative colitis.

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Background: The ideal length of treatment with thiopurines in patients with ulcerative colitis (UC) in sustained remission remains unknown. It is widely accepted that the drug withdrawal is associated with a worse outcome. The aim of this study was to analyze the outcome after this withdrawal and to identify predictors of relapse.

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