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  1. Article

    Open Access

    Current recommendations for procedure selection in class I and II obesity developed by an expert modified Delphi consensus

    Metabolic and bariatric surgery (MBS) is widely considered the most effective option for treating obesity, a chronic, relapsing, and progressive disease. Recently, the American Society of Metabolic and Bariatr...

    Mohammad Kermansaravi, Sonja Chiappetta, Chetan Parmar in Scientific Reports (2024)

  2. No Access

    Article

    The role of diabetes severity scores in predicting disease remission in patients with BMI > 50 kg/m2 undergoing Roux-En-Y gastric bypass and sleeve gastrectomy: a multi-centered study

    Roux-En-Y gastric bypass (RYGB) and Sleeve Gastrectomy (SG) have shown to be two of the most effective interventions to enhance weight loss and associated type-2 diabetes mellitus (T2DM) remission. However, a ...

    Wissam Ghusn, Pearl Ma, Kayla Ikemiya, Karl Hage, Donna Maria Abboud in Surgical Endoscopy (2023)

  3. No Access

    Article

    Diabetes Mellitus Remission in Patients with BMI > 50 kg/m2 after Bariatric Surgeries: A Real-World Multi-Centered Study

    Type 2 diabetes mellitus (T2DM) is a common comorbidity associated with obesity, particularly in patients with body mass index (BMI) ≥ 50 kg/m2. We aim to study real-world T2DM long-term remission in patients wi...

    Wissam Ghusn, Kayla Ikemiya, Karim Al Annan, Andres Acosta in Obesity Surgery (2023)

  4. No Access

    Article

    Development of an International Standardized Curriculum for Laparoscopic Sleeve Gastrectomy Teaching Utilizing Modified Delphi Methodology

    The performance of laparoscopic sleeve gastrectomy has increased markedly to become the single-most performed bariatric surgical procedure globally. To date, a means of standardized trainee teaching has not be...

    Ruth E. Blackham, Raul J. Rosenthal, Kelvin Higa, Michel Gagner in Obesity Surgery (2021)

  5. No Access

    Article

    IFSO Update Position Statement on One Anastomosis Gastric Bypass (OAGB)

    The International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO) issued a position statement on the role of one anastomosis gastric bypass (OAGB) in the field of bariatric/metabolic surge...

    Maurizio De Luca, Giacomo Piatto, Giovanni Merola, Jacques Himpens in Obesity Surgery (2021)

  6. Article

    Open Access

    Bariatric-Metabolic Surgery Utilisation in Patients With and Without Diabetes: Data from the IFSO Global Registry 2015–2018

    Comparative international practice of patients undergoing bariatric-metabolic surgery for type 2 diabetes mellitus (T2DM) is unknown. We aimed to ascertain baseline age, sex, body mass index (BMI) and types of...

    Richard Welbourn, Marianne Hollyman, Robin Kinsman, John Dixon in Obesity Surgery (2021)

  7. No Access

    Article

    The IFSO Worldwide One Anastomosis Gastric Bypass Survey: Techniques and Outcomes?

    One anastomosis gastric bypass (OAGB) has become one of the most commonly performed gastric bypass procedures in some countries.

    Ashraf Haddad, Ahmad Bashir, Mathias Fobi, Kelvin Higa in Obesity Surgery (2021)

  8. No Access

    Article

    Single Anastomosis Duodenal-Ileal Bypass with Sleeve Gastrectomy/One Anastomosis Duodenal Switch (SADI-S/OADS) IFSO Position Statement—Update 2020

    Preamble

    Wendy A. Brown, Guillermo Ponce de Leon Ballesteros, Geraldine Ooi in Obesity Surgery (2021)

  9. No Access

    Article

    IFSO Position Statement on the Role of Esophago-Gastro-Duodenal Endoscopy Prior to and after Bariatric and Metabolic Surgery Procedures

    One of the roles of the International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO) is to provide guidance on the management of patients seeking surgery for adiposity-based chronic disea...

    Wendy A. Brown, Yazmin Johari Halim Shah, George Balalis, Ahmad Bashir in Obesity Surgery (2020)

  10. No Access

    Article

    Reduction of opioid use after implementation of enhanced recovery after bariatric surgery (ERABS)

    Enhanced recovery after surgery (ERAS) protocols have been extensively proven in lower gastrointestinal surgery to decrease postoperative physiologic stress and length of stay (LOS). ERAS in bariatric surgery ...

    Pearl Ma, Aaron Lloyd, Morgan McGrath, Riley Moore, Alice Jackson in Surgical Endoscopy (2020)

  11. No Access

    Article

    Single Anastomosis Duodenal-Ileal Bypass with Sleeve Gastrectomy/One Anastomosis Duodenal Switch (SADI-S/OADS) IFSO Position Statement

    The International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO) has played an integral role in educating both the metabolic surgical and the medical community at large about the role of ...

    Wendy A. Brown, Geraldine Ooi, Kelvin Higa, Jacques Himpens in Obesity Surgery (2018)

  12. No Access

    Article

    Editorial: Single Anastomosis Procedures, IFSO Position Statement

    Kelvin Higa, Wendy Brown, Jacques Himpens in Obesity Surgery (2018)

  13. No Access

    Article

    Mini Gastric Bypass-One Anastomosis Gastric Bypass (MGB-OAGB)-IFSO Position Statement

    The International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO) has played an integral role in educating both the metabolic surgical and the medical community at large about the role of ...

    Maurizio De Luca, Tiffany Tie, Geraldine Ooi, Kelvin Higa in Obesity Surgery (2018)

  14. No Access

    Article

    Bariatric Surgery Worldwide: Baseline Demographic Description and One-Year Outcomes from the Second IFSO Global Registry Report 2013–2015

    Five International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO) surveys since 1998 have estimated the volume and type of bariatric surgery being done in constituent member countries. Th...

    Richard Welbourn, Dimitri J. Pournaras, John Dixon, Kelvin Higa in Obesity Surgery (2018)

  15. No Access

    Chapter

    Chronic Abdominal Pain After Roux-en-Y Gastric Bypass

    The surgical and physiologic construct of Roux-en-Y gastric bypass (RYGB) leads to a unique set of potential complications that require routine follow-up by an experienced bariatric surgeon. Chronic abdominal ...

    Pearl Ma, Kelvin Higa in Complications in Bariatric Surgery (2018)

  16. No Access

    Article

    IFSO Position Statement on New Technologies for Treatment of Obesity

    Jerome Dargent, Ramon Vilallonga, Leon Katz, Dana Portenier, Erik Wilson in Obesity Surgery (2017)