Publications by authors named "Mireille Simon"

Crohn's disease (CD) is associated with an increased risk of small bowel neoplasia (SBN). We aimed to assess preoperative predictors of SBN in CD patients. We conducted a retrospective case-control study including CD patients who underwent surgery: cases were diagnosed with SBN on histopathological analysis and controls had no neoplasia.

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Introduction: In patients with unresectable liver metastases from colorectal cancer (CRCLM), systemic doublet or triplet chemotherapy and targeted therapy is considered a standard first-line treatment. Hepatic arterial infusion of oxaliplatin (HAI-ox) generates a high response rate, but this still needs to be confirmed in a randomized trial. We incorporated HAI-ox in doublet or triplet + targeted therapy to validate its efficacy.

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Background: Few data exist to help select a second biologic agent in patients with refractory ulcerative colitis (UC).

Aim: To compare the efficacy of infliximab (IFX) and vedolizumab (VDZ) in UC patients who failed a first subcutaneous anti-tumor necrosing factor (TNF) agent.

Methods: Consecutive UC patients from 12 French centres starting IFX or VDZ after at least one injection of adalimumab or golimumab have been included in a retrospective study.

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Approximately 20-30% of patients with gastro-esophageal reflux symptoms report inadequate symptom relief while on proton-pump inhibitor therapy. The mechanisms involved are failure of the antireflux barrier (transient lower esophageal sphincter relaxations), high proximal extent of the refluxate, esophageal hypersensitivity and impaired mucosal integrity. Persisting acid or nonacid reflux can be demonstrated in 40-50% of cases, suggesting that there is room for antireflux therapy in these patients.

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Optimisation of proton pump inhibitors use may improve reflux symptoms in 20-25% of the patients. Pathological gastro-oesophageal reflux should be documented in a patient with refractory reflux symptoms using upper endoscopy and/or pH testing. While on proton pump inhibitors twice daily, persistent symptoms are not related to gastro-oesophageal refluxdisease(GERD) in 50% of the patients.

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Functional heartburn (FH) is a functional gastro-intestinal disorder characterized by symptoms of heartburn not related to gastro-esophageal reflux. The absence of evidence of reflux-related symptoms relies on absence of esophagitis at endoscopy (including biopsies to exclude eosinophilic esophagitis), a normal esophageal acid exposure during esophageal pH-monitoring together with a negative symptom-reflux association analysis and an unsatisfactory response to proton pump inhibitor therapy. Addition of impedance measurement to pH-monitoring is likely to increase the number of patients with recognized reflux-related symptoms.

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Objective: Approximately 30% of patients with gastro-oesophageal reflux disease (GORD) do not achieve adequate symptom control with proton pump inhibitors (PPIs). The aim of this study was to determine whether any symptom profile or reflux pattern was associated with refractoriness to PPI therapy.

Design: Patients with typical GORD symptoms (heartburn and/or regurgitation) were included and had 24 h pH-impedance monitoring off therapy.

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Context: The "Standards, Options and Recommendations" (SOR) project, which started in 1993, is a collaboration between the French Federation of Cancer Centers (FNCLCC), the 20 French Regional Cancer Centers, and specialists from French public universities, general hospitals and private clinics. The main objective is the development of clinical practice guidelines to improve the quality of health care and the outcome of cancer patients.

Objective: To develop good practice guidelines for a good practice of enteral nutrition in oncology, in collaboration with three French learned societies involved in this area.

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