Publications by authors named "Francois-Regis Souche"

Background And Aims: Postoperative recurrence requiring medical treatment intensification or redo-surgery is common after ileocolic resection (ICR) for Crohn's disease (CD). This study aimed to identify a subgroup of CD patients for whom ICR could achieve durable remission.

Methods: This retrospective follow-up study analyzed 592 CD patients who underwent ICR (2013-2015) in a nationwide prospective cohort.

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Ampullary composite gangliocytoma/neuroma and neuroendocrine tumor (CoGNET), previously called ampullary gangliocytic paragangliomas (GP) are a rare entity, with only few reported cases in the literature. This is a multicentric retrospective cohort of patients treated with endoscopy or surgery for ampullary CoGNET. A literature review of ampullary CoGNET was also performed.

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Background: The present study investigated an institutional multidisciplinary strategy for managing traumatic haemorrhagic shock by integrating the placement of REBOA (resuscitative endovascular balloon occlusion of the aorta) by anaesthesiologist-intensivists.

Methods: All severe trauma patients who received percutaneous REBOA placement between January 2013 and December 2022 in our level 1 trauma centre were retrospectively analysed. The data collected included the clinical context, indications and location of REBOA, durations of aortic occlusion (AO), choice of haemostatic procedures and surgical teams, and specific complications.

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Article Synopsis
  • Minimally invasive surgery (MIS) for left pancreatic resections has been increasingly utilized, but its advantages over traditional open surgery for distal pancreatectomy in treating pancreatic neuroendocrine tumors are still debated.
  • A retrospective study involving 274 patients across 21 French centers analyzed short and long-term outcomes of MIS versus open surgery, focusing on factors like tumor size and patient characteristics.
  • Results showed that MIS reduced major complications and delayed gastric emptying while maintaining comparable survival rates, suggesting it is a safe option for patients with resectable left pancreatic neuroendocrine tumors.
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Article Synopsis
  • - The study compares the outcomes of robot-assisted and laparoscopic pancreatoduodenectomy across 50 European centers, focusing on major morbidity and mortality rates among patients from 2009 to 2020.
  • - The results show no significant differences in major morbidity and 30-day mortality rates between the two surgical methods, but robot-assisted surgery had lower conversion rates and better lymph node retrieval.
  • - Laparoscopic pancreatoduodenectomy had advantages like shorter operation times and lower rates of postoperative pancreatic complications, suggesting it may be the preferable approach in certain aspects.
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Objectives: The aim of this study was to compare endoscopic ultrasound-guided choledochoduodenostomy (EUS-CDS) vs. EUS-gallbladder drainage (EUS-GBD) in cases of failed endoscopic retrograde cholangiopancreatography (ERCP) for jaundice resulting from malignant distal biliary obstruction (MDBO).

Methods: This multicenter retrospective study included patients with obstructive jaundice secondary to MDBO who underwent EUS-GBD or EUS-CDS with lumen-apposing metal stents after failed ERCP.

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Background: The European registry for minimally invasive pancreatic surgery (E-MIPS) collects data on laparoscopic and robotic MIPS in low- and high-volume centers across Europe.

Methods: Analysis of the first year (2019) of the E-MIPS registry, including minimally invasive distal pancreatectomy (MIDP) and minimally invasive pancreatoduodenectomy (MIPD). Primary outcome was 90-day mortality.

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Quantitative differences in signal transduction are to date an understudied feature of tumour heterogeneity. The MAPK Erk pathway, which is activated in a large proportion of human tumours, is a prototypic example of distinct cell fates being driven by signal intensity. We have used primary hepatocyte precursors transformed with different dosages of an oncogenic form of Ras to model subclonal variations in MAPK signalling.

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Surgical resection is the optimal treatment for HCC, despite a high risk of recurrence. Few data are available on patient’s survival after resection. This is a retrospective study of tumor recurrence occurring after hepatectomy for HCC from 2000 to 2016.

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Introduction: Stereotactic MR-guided Adaptive RadioTherapy (SMART) is a novel process to treat pancreatic tumors. We present an update of the data from our prospective registry of SMART for pancreatic tumors. Materials and methods: After the establishment of the SMART indication in a multidisciplinary board, we included all patients treated for pancreatic tumors.

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Background: The modulation of perioperative inflammation seems crucial to improve postoperative morbidity and cancer-related outcomes in patients undergoing oncological surgery. Data from the literature suggest that perioperative corticosteroids decrease inflammatory markers and might be associated with fewer complications in esophageal, liver, pancreatic and colorectal surgery. Their benefit on cancer-related outcomes has not been assessed.

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Objective: Defining robust and standardized outcome references for distal pancreatectomy (DP) by using Benchmark analysis.

Background: Outcomes after DP are recorded in medium or small-sized studies without standardized analysis. Therefore, the best results remain uncertain.

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Introduction: Stereotactic MR-guided adaptive radiotherapy (SMART) is an attractive modality of radiotherapy for pancreatic tumors. The objectives of this prospective registry study were to report the dosimetric benefits of daily adaptation of SMART and the first clinical results in pancreatic tumors.

Materials And Methods: All patients treated in our center with SMART for a pancreatic tumor were included.

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Objective: To compare short-term clinical outcomes after Kimura and Warshaw MIDP.

Background: Spleen preservation during distal pancreatectomy can be achieved by either preservation (Kimura) or resection (Warshaw) of the splenic vessels. Multicenter studies reporting outcomes of Kimura and Warshaw spleen-preserving MIDP are scarce.

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Background: We previously showed that embolization of portal inflow and hepatic vein (HV) outflow (liver venous deprivation, LVD) promotes future liver remnant (FLR) volume (FLR-V) and function (FLR-F) gain. Here, we compared FLR-V and FLR-F changes after portal vein embolization (PVE) and LVD.

Methods: This study included all patients referred for liver preparation before major hepatectomy over 26 months.

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Background: Short and long-term outcomes after repeat anti-reflux surgery (RARS) are still debated and generally not considered as satisfying as after primary anti-reflux surgery (PARS). The aim of this study was to evaluate functional outcomes after RARS and risk factors associated to intra-operative and post-operative complications.

Methods: This is a multicenter retrospective survey from four European laparoscopic centers.

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Background: There are no specific guidelines for ventral hernia management in Crohn's disease (CD) patients. We aimed to assess the risk of septic morbidity after mesh repair in CD.

Methods: This was a retrospective multicentre study comparing CD and non-CD patients undergoing mesh repair for ventral hernia (primary or incisional hernia).

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The obese patient is at risk of perioperative complications including difficult airway access (intubation, difficult or impossible ventilation), and postextubation acute respiratory failure due to the formation of atelectases or to airway obstruction. The association of obstructive sleep apnoea syndrome (OSA) with obesity is very common, and induces a high risk of per and postoperative complications. Preoperative OSA screening is crucial in the obese patient, as well as its specific management: use of continuous positive pre-, per- and postoperative pressure.

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Background: Genomic information can help to identify colorectal tumors with high and low metastatic potential, thereby improving prediction of benefit of local and/or systemic treatment. Here we investigated chromosomal aberrations in relation to the different stages of the metastatic cascade: dissemination of tumor cells into the mesenteric vein, metastatic outgrowth in the liver, intravasation of the peripheral blood circulation, and development of further distant metastasis.

Methods: Peripheral and mesenteric blood from colorectal cancer patients (n = 72) were investigated for circulating tumor cells, and DNA extracted from their primary tumors was subjected to array comparative genomic hybridization profiling.

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Consequences and complications of bariatric surgery. Bariatric surgery has a functional role (improvement of quality of life), a prevention role (increase in life expectancy, reduction of risk of cancer and cardiovascular disease) and a curative role (remission of diabetes mellitus, obstructive sleep apnea syndrome and arterial hypertension). The laparoscopic approach for bariatric surgery led to a major reduction of postoperative morbi-mortality and promotes its expansion with 49 000 procedures in 2015 (French PMSI data).

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