Publications by authors named "F Poullenot"

Introduction: The COVID-19 pandemic generated overflow of healthcare systems in several countries. As the ethical debates focused on prioritisation for access to care with scarce medical resources, numerous recommendations were created. Late 2021, the emergence of the Omicron variant whose transmissibility was identified but whose vaccine sensitivity was still unknown, reactivated debates.

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Background & Aims: Breast cancer is the most common malignancy observed in patients with inflammatory bowel diseases (IBD). The aim of our study was to evaluate incident cancer rate (recurrence or new-onset cancer) in a cohort of patients with IBD with a history of breast cancer according to the subsequent IBD treatment provided.

Methods: A multicenter retrospective study included consecutive patients with IBD with prior breast cancer.

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Background: There is limited comparative data on patients with inflammatory bowel disease (IBD) switched from intravenous to subcutaneous infliximab and those continuing intravenously. This study aimed to compare the persistence and tolerance of subcutaneous and intravenous infliximab and the outcomes of patients resuming intravenous infliximab.

Methods: We conducted a retrospective single-centre cohort study involving IBD patients treated with maintenance intravenous infliximab.

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Immune checkpoint inhibitors (ICIs) present clinicians with the challenge of managing immune-related adverse events (irAEs), which can range from mild to severe due to immune system activation . While guidelines recommend discontinuing ICIs for grade 3 partial and all grade 4 irAEs, there is growing interest in rechallenging patients based on oncological outcomes, particularly for cardiovascular and neurological irAEs where data remains scarce . We retrospectively evaluated the safety of ICI rechallenge following grade 3-4 irAEs, specifically focusing on cardiovascular and neurological events, in patients discussed at our multidisciplinary immunotoxicity assessment board between 2019 and 2021.

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Background: Increased C-reactive protein (CRP) is used to diagnose and predict response to treatment in acute severe ulcerative colitis (UC).

Aims: To investigate the connection between CRP elevation and deep ulcers in UC.

Methods: Patients with active UC were enrolled in a multicenter prospective cohort and a retrospective cohort of consecutive patients undergoing colectomy from 2012 to 2019.

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