Leaderboards/Bariatric Surgery and Outcomes

Bariatric Surgery and Outcomes

Last updated July 7, 2026

Rising Stars

New and hot

Rising Stars Researchers

1
Mike Fillon
National Cancer Institute
2
Christiane Lundegaard Haase
Novo Nordisk (Denmark)
3
Abdullah A. Alalwan
University of Toledo
4
Anders Boisen Jensen
University of St.Gallen
5
Ornella Verrastro
Agostino Gemelli University Polyclinic
6
Snehal N. Chaudhari
University of Wisconsin–Madison
7
Wissam Ghusn
Mayo Clinic in Arizona
8
Bonnie Grant
Barts Health NHS Trust
9
Omar Thaher
Universitätsklinik Marien Hospital Herne
10
Amgad Mentias
Cleveland Clinic

Rising Stars Papers

1
Trends and Outcomes Associated With Bariatric Surgery and Pharmacotherapies With Weight Loss Effects Among Patients With Heart Failure and Obesity
Circulation Heart Failure|2024
35 cit.
2
Weight loss and cardiovascular disease risk outcomes of semaglutide: a one-year multicentered study
International Journal of Obesity|2024
31 cit.
3
Incidence, Risk Factors, and Outcomes Associated With Permanent Pacemaker Implantation Following Tricuspid Valve Surgery
Journal of the American Heart Association|2024
26 cit.
4
Type-2 diabetes mellitus remission prediction models after Roux-En-Y gastric bypass and sleeve gastrectomy based on disease severity scores
Diabetes Research and Clinical Practice|2024
22 cit.
5
Evaluation of the effect of sleeve gastrectomy versus Roux-en-Y gastric bypass in patients with morbid obesity: multicenter comparative study
Langenbeck s Archives of Surgery|2024
15 cit.
6
The Diabetes Remission Index
Annals of Surgery|2025
11 cit.
7
Efficacy of 12 months therapy with glucagon-like peptide-1 receptor agonists liraglutide and semaglutide on weight regain after bariatric surgery: a real-world retrospective observational study
BMC Endocrine Disorders|2025
11 cit.
8
The association between microvascular and macrovascular diseases and diabetes remission after bariatric surgery
Surgical Endoscopy|2024
9 cit.
9
Cumulative effect of obesity phenotypes on body weight and body mass index
International Journal of Obesity|2024
9 cit.
10
Weight loss outcomes with semaglutide based on diabetes severity using the individualized metabolic surgery score
EClinicalMedicine|2024
9 cit.

Emerging Leaders

Gaining momentum

Emerging Leaders Researchers

1
Antonella Santonicola
University of Salerno
2
Laura Greiman
Sharp Memorial Hospital
3
Wahiba Elhag
Weill Cornell Medical College in Qatar
4
John Nardandrea
University of Liverpool
5
Omar M. Ghanem
Imperial College London
6
Sameh Hany Emile
Mansoura University
7
Erik Stenberg
Örebro University
8
Edo O. Aarts
Rijnstate Hospital
9
Christine R. Wells
Data Management (Italy)
10
Omar M. Ghanem
Mayo Clinic

Emerging Leaders Papers

1
Continued Treatment With Tirzepatide for Maintenance of Weight Reduction in Adults With Obesity
JAMA|2023
709 cit.
2
Trends in the Characteristics, Treatment, and Outcomes of Rectal Adenocarcinoma in the US From 2004 to 2019
JAMA Oncology|2022
66 cit.
3
Bariatric surgery is as safe as other common operations: an analysis of the ACS-NSQIP
Surgery for Obesity and Related Diseases|2023
50 cit.
4
Effectiveness and Safety of Liraglutide in Managing Inadequate Weight Loss and Weight Regain after Primary and Revisional Bariatric Surgery: Anthropometric and Cardiometabolic Outcomes
Obesity Surgery|2022
45 cit.
5
Ultrasound-guided versus laparoscopic-guided subcostal transversus abdominis plane (TAP) block versus No TAP block in laparoscopic cholecystectomy; a randomized double-blind controlled trial
International Journal of Surgery|2022
42 cit.
6
Long-term Safety and Efficacy of Closure of Mesenteric Defects in Laparoscopic Gastric Bypass Surgery
JAMA Surgery|2023
38 cit.
7
Development and Validation of an Artificial Intelligence-Based Model to Predict Gastroesophageal Reflux Disease After Sleeve Gastrectomy
Obesity Surgery|2022
37 cit.
8
Major adverse cardiovascular events among patients with type-2 diabetes, a nationwide cohort study comparing primary metabolic and bariatric surgery to GLP-1 receptor agonist treatment
International Journal of Obesity|2023
33 cit.
9
Diabetes Mellitus Remission in Patients with BMI > 50 kg/m2 after Bariatric Surgeries: A Real-World Multi-Centered Study
Obesity Surgery|2023
33 cit.
10
Continued Diabetes Remission Despite Weight Recurrence: Gastric Bypass Long-Term Metabolic Benefit
Journal of the American College of Surgeons|2024
33 cit.

Current Senior Leaders

Established & currently active

Current Senior Leaders Researchers

1
Lena Carlsson
University of Gothenburg
2
Sangeeta R. Kashyap
Cornell University
3
Philip R. Schauer
Pennington Biomedical Research Center
4
Bruce M. Wolfe
Oregon Health & Science University
5
Steven C. Hunt
University of Utah
6
Stacy A. Brethauer
The Ohio State University Wexner Medical Center
7
Francesco Rubino
King's College Hospital
8
Raúl J. Rosenthal
University of California, Los Angeles
9
Hermann Toplak
Medical University of Graz
10
Christopher C. Thompson
Brigham and Women's Hospital

Current Senior Leaders Papers

1
Effects of Bariatric Surgery on Mortality in Swedish Obese Subjects
New England Journal of Medicine|2007
4.6k cit.
2
European Guidelines for Obesity Management in Adults
Obesity Facts|2015
3.4k cit.
3
Bariatric Surgery versus Intensive Medical Therapy for Diabetes — 5-Year Outcomes
New England Journal of Medicine|2017
2.9k cit.
4
Long-Term Mortality after Gastric Bypass Surgery
New England Journal of Medicine|2007
2.5k cit.
5
Bariatric Surgery versus Intensive Medical Therapy in Obese Patients with Diabetes
New England Journal of Medicine|2012
2.2k cit.
6
Bariatric Surgery versus Intensive Medical Therapy for Diabetes — 3-Year Outcomes
New England Journal of Medicine|2014
1.9k cit.
7
Bariatric Surgery versus Conventional Medical Therapy for Type 2 Diabetes
New England Journal of Medicine|2012
1.8k cit.
8
Clinical practice guidelines for the perioperative nutritional, metabolic, and nonsurgical support of the bariatric surgery patient—2013 update: Cosponsored by american association of clinical endocrinologists, The obesity society, and american society for metabolic & bariatric surgery*
Obesity|2013
1.6k cit.
9
Bariatric Surgery and Long-term Cardiovascular Events
JAMA|2012
1.6k cit.
10
Outcomes After Laparoscopic Roux-en-Y Gastric Bypass for Morbid Obesity
Annals of Surgery|2000
1.3k cit.

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