Detail

Keywords

Anastomosis, Roux-en-Y; Bariatric Medicine; Bariatric Surgery; Bariatrics; Bile Reflux; Gastric Bypass; Gastroesophageal Reflux

Research group(s)

• Metabolic and Bariatric Surgery
  Members:
  Claudia Ringhofer
  Julia Jedamzik
  Lisa Gensthaler
  Daniel Moritz Felsenreich
  Magdalena Mairinger
  Jakob Eichelter
  Felix Langer
  Christoph Bichler

Research interests

Metabolic / bariatric surgery focusing on long-term outcome regarding reflux, Barrett´s Esohagus, weight recurrence and complications

Techniques, methods & infrastructure

• Retrospective database analyses
• Prospective clinical trials
• Metaanalysis

Grants

• Esophageal Function and (Biliary) Reflux Evaluated by Impedance-24h-pH-metry, High-resolution Manometry, and Gastroscopy after One-Anastomosis Gastric Bypass (2021)
  Source of Funding: EU, European Association for Endoscopic Surgery and other Interventional Techniques - Research Grant
  Principal Investigator
• Prospective, randomized, controlled trial of Omega Loop Gastric Bypass with and without anti-reflux sutures – a pilot study (2017)
  Source of Funding: Medical Scientific Fund of the Mayor of the City of Vienna,
  Principal Investigator

Selected publications

1. Felsenreich, D.M. et al. (2022) ‘Fifteen Years after Sleeve Gastrectomy: Gastroscopies, Manometries, and 24-h pH-Metries in a Long-Term Follow-Up: A Multicenter Study’, Obesity Facts, pp. 1–8. Available at: http://dx.doi.org/10.1159/000526170.
2. Felsenreich, D.M. et al. (2022) ‘Outcome of Sleeve Gastrectomy Converted to Roux-en-Y Gastric Bypass and One-Anastomosis Gastric Bypass’, Obesity Surgery, 32(3), pp. 643–651. Available at: http://dx.doi.org/10.1007/s11695-021-05866-0.
3. Felsenreich, D.M. et al. (2020) ‘Meta-analysis of Postoperative Mortality and Morbidity After Total Abdominal Colectomy Versus Loop Ileostomy With Colonic Lavage for Fulminant Clostridium Difficile Colitis’, Diseases of the Colon & Rectum, 63(9), pp. 1317–1326. Available at: http://dx.doi.org/10.1097/dcr.0000000000001764.
4. Felsenreich, D.M. et al. (2023) ‘Young-IFSO Bariatric/Metabolic Surgery Training and Education Survey’, Obesity Surgery, 33(9), pp. 2816–2830. Available at: https://doi.org/10.1007/s11695-023-06751-8.
5. Felsenreich, D.M. et al. (2023) ‘Esophageal function and non-acid reflux evaluated by impedance-24 h-pH-metry, high-resolution manometry, and gastroscopy after one-anastomosis gastric bypass—outcomes of a prospective mid-term study’, Surgical Endoscopy, 37(5), pp. 3832–3841. Available at: https://doi.org/10.1007/s00464-022-09857-9.