William Gourash

ORCID: 0000-0001-6824-0631
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About
Contact & Profiles
Research Areas
  • Bariatric Surgery and Outcomes
  • Diet and metabolism studies
  • Obesity and Health Practices
  • Body Contouring and Surgery
  • Gastric Cancer Management and Outcomes
  • Minimally Invasive Surgical Techniques
  • Eating Disorders and Behaviors
  • Adipose Tissue and Metabolism
  • Metabolism, Diabetes, and Cancer
  • Diabetes Treatment and Management
  • Clinical practice guidelines implementation
  • Dietetics, Nutrition, and Education
  • Sexual function and dysfunction studies
  • Adipokines, Inflammation, and Metabolic Diseases
  • Nutrition and Health in Aging
  • Liver Disease Diagnosis and Treatment
  • Colorectal Cancer Screening and Detection
  • Esophageal and GI Pathology
  • Colorectal Cancer Surgical Treatments
  • Vagus Nerve Stimulation Research
  • Nursing Roles and Practices
  • Pharmacology and Obesity Treatment
  • Gastroesophageal reflux and treatments
  • Single-cell and spatial transcriptomics
  • Cardiovascular Disease and Adiposity

University of Pittsburgh Medical Center
2016-2025

University of Pittsburgh
2002-2024

Providence College
2024

Baton Rouge Clinic
2021

Magee-Womens Hospital
2006-2020

Duquesne University
2015

University of Pennsylvania
2014

Neuropsychiatric Research Institute
2014

University of North Dakota
2014

New England Research Institutes
2014

To evaluate the short-term outcomes for laparoscopic Roux-en-Y gastric bypass in 275 patients with a follow-up of 1 to 31 months.The is highly successful approach morbid obesity but results significant perioperative complications. A has potential reduce complications and recovery time.Consecutive (n = 275) who met NIH criteria bariatric surgery were offered between July 1997 March 2000. 15-mL pouch 75-cm Roux limb (150 cm superobese) was created using five or six trocar incisions.The...

10.1097/00000658-200010000-00007 article EN Annals of Surgery 2000-10-01

In Brief Objective: To evaluate pre- and postoperative clinical parameters associated with improvement of diabetes up to 4 years after laparoscopic Roux-en-Y gastric bypass (LRYGBP) in patients type 2 mellitus (T2DM). Summary Background Data: The surgical treatment morbid obesity leads dramatic the comorbidity status most T2DM. However, little is known concerning what preoperative factors are long-term morbidly obese patient diabetes. Methods: We evaluated data, including demographics,...

10.1097/01.sla.0000089851.41115.1b article EN Annals of Surgery 2003-10-01

More information is needed about the durability of weight loss and health improvements after bariatric surgical procedures.To examine long-term change status following Roux-en-Y gastric bypass (RYGB) laparoscopic adjustable banding (LAGB).The Longitudinal Assessment Bariatric Surgery (LABS) study a multicenter observational cohort at 10 US hospitals in 6 geographically diverse clinical centers. Adults undergoing procedures as part care between 2006 2009 were recruited followed up until...

10.1001/jamasurg.2017.5025 article EN JAMA Surgery 2017-12-06

Abstract Context Questions remain about bariatric surgery for type 2 diabetes mellitus (T2DM) treatment. Objective Compare the remission of T2DM following surgical or nonsurgical treatments. Design, setting, and participants Randomized controlled trial at University Pittsburgh, in United States. Five-year follow-up from February 2015 until June 2016. Interventions 61 with obesity who were initially randomized to either treatments (Roux-en-Y gastric bypass [RYGB] laparoscopic adjustable...

10.1210/clinem/dgaa006 article EN The Journal of Clinical Endocrinology & Metabolism 2020-01-09

OBJECTIVE The overall aim of the Alliance Randomized Trials Medicine versus Metabolic Surgery in Type 2 Diabetes (ARMMS-T2D) consortium is to assess durability and longer-term effectiveness metabolic surgery compared with medical/lifestyle management patients type diabetes (NCT02328599). RESEARCH DESIGN AND METHODS A total 316 previously randomly assigned (N = 195) or therapy 121) STAMPEDE, TRIABETES, SLIMM-T2D, CROSSROADS trials were enrolled into this prospective observational cohort....

10.2337/dc21-2441 article EN Diabetes Care 2022-03-23

In Brief Objectives: this study, we report long-term outcomes of high-risk, high-BMI (body mass index) patients who underwent laparoscopic sleeve gastrectomy (LSG). Background: Short- and medium-term data appear to support the effectiveness LSG, but its durability are sparse. Methods: A prospective database was reviewed on all high-risk LSG as part a staged approach for surgical treatment severe obesity between January 2002 February 2004. We included only did not proceed second-stage surgery...

10.1097/sla.0b013e31825fe905 article EN Annals of Surgery 2012-07-13

<h3>Importance</h3> Obesity has been associated with impairments in sexual function and untoward changes reproductive hormones women. Relatively few studies have investigated these domains following bariatric surgery. <h3>Objective</h3> To investigate functioning, sex hormone levels, relevant psychosocial constructs women who underwent <h3>Design, Setting, Participants</h3> A prospective cohort study of 106 from phase 2 the Longitudinal Assessment Bariatric Surgery surgery (median...

10.1001/jamasurg.2013.5022 article EN JAMA Surgery 2013-11-04

To compare outcomes of patients with leaks after primary Roux-en-Y gastric bypass (GBP) managed operatively those nonoperatively and subsequently derive indications for selective nonoperative management.There is no consensus on the management complicating GBP, which remains commonest cause death.We evaluated 2675 consecutive GBP procedures, determining incidence in a program emphasizing early detection, routine drainage, management.Leaks occurred 46 (41 women) mean (+/-SD) age 46.9 +/- 8.7...

10.1097/sla.0b013e31818584aa article EN Annals of Surgery 2008-10-21

10.1016/j.soard.2021.04.021 article EN Surgery for Obesity and Related Diseases 2021-05-19

&lt;p dir="ltr"&gt;Objective: Type 2 diabetes and obesity are associated with reduced health-related quality of life (HRQoL) health utility (HU), but long-term effects metabolic/bariatric surgery (MBS) compared to medical/lifestyle intervention (MLI) on these outcomes unclear. Research Design Methods: We studied 228 individuals type randomized MBS (Roux-en-Y gastric bypass, sleeve gastrectomy, or band; n=152) MLI (n=76) in the ARMMS-T2D study. HRQoL (SF-36, including Physical Component Score...

10.2337/figshare.28179452.v1 preprint EN cc-by-nc-sa 2025-02-04
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