Publications by authors named "Erik Wilson"

Purpose: Endoscopic sleeve gastroplasty (ESG) is a minimally invasive day procedure that the MERIT randomized controlled trial (RCT) has demonstrated to be an effective and safe method of weight loss versus lifestyle modification alone. We sought to evaluate the cost-effectiveness of ESG from the perspective of a US commercial payer in a cohort of adults with class II and class I obesity with diabetes based on this RCT.

Materials: We used a Markov modelling approach with BMI group health states and an absorbing death state.

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Introduction: Endoscopy prior to bariatric surgery is not always performed, and in sleeve gastrectomy (SG), the surgical specimen is not always sent for pathological examination. There is limited data on the frequency of clinically significant findings in SG specimens or correlation with preoperative endoscopy.

Methods: We reviewed 426 consecutive SG patients to determine the concordance of preoperative endoscopy findings in patients with clinically significant postoperative pathology.

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Endoscopic sleeve gastroplasty (ESG) is performed in clinical practice by gastroenterologists and bariatric surgeons. Given the increasing regulatory approval and global adoption, we aimed to evaluate real-world outcomes in multidisciplinary practices involving bariatric surgeons and gastroenterologists across the United States. We included adult patients with obesity who underwent ESG from January 2013 to August 2022 in seven academic and private centers in the United States.

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Article Synopsis
  • * Involving 9097 patients, the research found that complications were minimal in robotic gastric bypass and sleeve gastrectomy, with no fatalities reported.
  • * While robotic procedures had longer operation times, they showed better outcomes than laparoscopic methods in certain cases, particularly in expert centres. However, results from learning phase centres did not meet the same benchmarks.
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  • A study analyzed the effects of repairing hiatal hernias (HH) with transoral incisionless fundoplication (TIF) versus laparoscopic Nissen fundoplication (LNF) in patients with gastroesophageal reflux disease (GERD).
  • The research included 125 patients treated with TIF and 70 treated with LNF, focusing on adverse events (AEs) and symptom outcomes over 6 and 12 months.
  • Results indicated that TIF had a shorter hospital stay and lower rates of early and serious AEs compared to LNF, suggesting TIF could be a safer option, though further research is needed to confirm these findings.
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Background: Robotic Roux-en-Y gastric bypass (RRYGB) is performed in an increasing number of bariatric centers worldwide. Previous studies have identified a number of demographic and clinical variables as predictors of postoperative complications after laparoscopic Roux-en-Y gastric bypass (LRYGB). Some authors have suggested better early postoperative outcomes after RRYGB compared to LRYGB.

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Background: The field of bariatric surgery has seen peaks and troughs in the types of metabolic procedures performed. Our primary aim was to evaluate bariatric case volumes among fellows enrolled in bariatric Fellowship Council (FC)-accredited programs. Our secondary aim was to assess trends in revisional case volumes.

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Article Synopsis
  • Laser speckle contrast imaging (LSCI) is a technology used in robotic-assisted and laparoscopic surgeries to measure real-time tissue blood flow without the need for dye, offering advantages over traditional imaging methods like indocyanine green (ICG).
  • A study involving 67 patients assessed the effectiveness and usability of a new device that combines LSCI and ICG during various surgical procedures, revealing that both methods performed comparably in detecting perfusion.
  • Results showed no adverse effects and high usability ratings for surgeons, indicating that LSCI can be safely and effectively integrated into robot-assisted surgeries alongside laparoscopic techniques.
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Background: Gastric outlet obstruction secondary to foregut gastrointestinal malignancies can be managed with a variety of medical, endoscopic, and surgical options. Laparoscopic gastrojejunostomy is an option for those patients who are able to tolerate an operation as a long-term palliative option. This operation may be associated with some significant postoperative technical and nontechnical complications, including delayed gastric emptying.

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Background: Endoscopic sleeve gastroplasty (ESG) is an endolumenal, organ-sparing therapy for obesity, with wide global adoption. We aimed to explore the efficacy and safety of ESG with lifestyle modifications compared with lifestyle modifications alone.

Methods: We conducted a randomised clinical trial at nine US centres, enrolling individuals aged 21-65 years with class 1 or class 2 obesity and who agreed to comply with lifelong dietary restrictions.

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Introduction/purpose: Some clinical indicators suggest hypercoagulability/hyperaggregability in patients with morbid obesity. Thromboelastography (TEG®) has been used to profile coagulation status in surgical patients. We aimed to assess coagulation profiles in patients with morbid obesity undergoing bariatric surgery by correlating demographic and patient characteristics to pre-operative TEG® values.

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Background: Postoperative morbidity after laparoscopic bariatric surgery is considered higher for patients undergoing revisional versus primary procedures. The objective of this retrospective cohort study was to compare outcomes between patients undergoing primary versus revisional robotically assisted laparoscopic (RAL) Roux-en-Y gastric bypass (RYGB).

Methods: Data of all patients who underwent RAL primary and revisional RYGB between 2009 and 2019 at two accredited, high-volume bariatric surgery centers-the Memorial Hermann - Texas Medical Center, Houston, TX, and the Tower Health, Reading Hospital, Reading, PA, were analyzed.

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In this article, we review the role of robotics in bariatric surgery. After a brief overview of the evolution of minimally invasive bariatric surgery, we discuss possible advantages of robotic systems and subsequently go into more details about each procedure, including adjustable gastric bands, sleeve gastrectomy, Roux-en-Y gastric bypass, and biliopancreatic diversion with duodenal switch. We also discuss outcomes of robotics in reoperative bariatric surgery.

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Purpose: Roux-en-Y gastric bypass is a common bariatric procedure. Its configuration creates an excluded gastric remnant, which is subject to potential acute complications such as bleeding, perforation, and necrosis.

Material And Methods: A retrospective analysis of a prospective database including all patients presenting between 2007 and 2019 to our institution with acute gastric remnant complications after RYGB was performed.

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Background And Aims: The objective of this study was to examine expert opinion and agreement on the treatment of distinct GERD profiles from surgical and therapeutic endoscopy perspectives.

Methods: We used the RAND/University of California, Los Angeles Appropriateness Method over 6 months (July 2018 to January 2019) to assess the appropriateness of antireflux interventions among foregut surgeons and therapeutic gastroenterologists. Patients with primary atypical or extraesophageal symptoms were not considered.

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Background: Laparoscopic repair of recurrent as opposed to primary paraesophageal hernias (PEHs) are historically associated with increased peri-operative complication rates, worsened outcomes, and increased conversion rates. The robotic platform may aid surgeons in these complex revision procedures. The aim of this study was to compare the outcomes of patients undergoing robotic assisted laparoscopic (RAL) repair of recurrent as opposed to primary PEHs.

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After careful review, the authors have noticed the following mistakes in the article entitled "Trocar site closure with a novel anchor based (neoClose®) system versus standard suture closure: A prospective randomized controlled trial": - Correct closure times are 19.9 seconds (SD 9.9) for the study group and 31.

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Background: Patients with obesity have a higher risk of trocar site hernia. The objective of the present study was to compare a standard suture passer versus the neoClose device for port site fascial closure in patients with obesity undergoing laparoscopic bariatric surgery.

Methods: This is a randomized, controlled trial with two parallel arms.

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Objective: Endoscopic sleeve gastroplasty (ESG), an incisionless endoscopic bariatric procedure, has shown impressive results in case series. This study examines the reproducibility, efficacy, and safety in three centers across two countries, and identifies key determinants for procedural success.

Design: Patients who underwent ESG between February 2016 and May 2017 at one of three centers (Australia and USA) were retrospectively analyzed.

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Background: The utilization of robotic platforms for general surgery procedures such as hernia repair is growing rapidly in the United States. A limited amount of data are available evaluating operative outcomes in comparison to standard laparoscopic surgery. We completed a retrospective review comparing robotic and laparoscopic ventral hernia repair to provide safety and outcomes data to help design a future prospective trial design.

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