{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,11]],"date-time":"2026-09-11T03:06:01Z","timestamp":1789095961295,"version":"build-2803163510"},"reference-count":47,"publisher":"Springer Science and Business Media LLC","issue":"2","license":[{"start":{"date-parts":[[2022,1,1]],"date-time":"2022-01-01T00:00:00Z","timestamp":1640995200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"},{"start":{"date-parts":[[2022,1,1]],"date-time":"2022-01-01T00:00:00Z","timestamp":1640995200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0"}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["OBES SURG"],"published-print":{"date-parts":[[2022,2]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec>\n                <jats:title>Background<\/jats:title>\n                <jats:p>Efficacy and safety of OAGB\/MGB (one anastomosis\/mini gastric bypass) have been well documented both as primary and as revisional procedures. However, even after OAGB\/MGB, revisional surgery is unavoidable in patients with surgical complications or insufficient weight loss.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Methods<\/jats:title>\n                <jats:p>A questionnaire asking for the total number and demographics of primary and revisional OAGB\/MGBs performed between January 2006 and July 2020 was e-mailed to all S.I.C. OB centres of excellence (annual caseload\u2009&gt;\u2009100; 5-year follow-up\u2009&gt;\u200950%). Each bariatric centre was asked to provide gender, age, preoperative body mass index (BMI) and obesity-related comorbidities, previous history of abdominal or bariatric surgery, indication for surgical revision of OAGB\/MGB, type of revisional procedure, pre- and post-revisional BMI, peri- and post-operative complications, last follow-up (FU).<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Results<\/jats:title>\n                <jats:p>Twenty-three bariatric centres (54.8%) responded to our survey reporting a total number of 8676 primary OAGB\/MGBS and a follow-up of 62.42\u2009\u00b1\u200952.22\u00a0months. A total of 181 (2.08%) patients underwent revisional surgery: 82 (0.94%) were suffering from intractable DGER (duodeno-gastric-esophageal reflux), 42 (0.48%) were reoperated for weight regain, 16 (0.18%) had excessive weight loss and malnutrition, 12 (0.13%) had a marginal ulcer perforation, 10 (0.11%) had a gastro-gastric fistula, 20 (0.23%) had other causes of revision. Roux-en-Y gastric bypass (RYGB) was the most performed revisional procedure (109; 54%), followed by bilio-pancreatic limb elongation (19; 9.4%) and normal anatomy restoration (19; 9.4%).<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Conclusions<\/jats:title>\n                <jats:p>Our findings demonstrate that there is acceptable revisional rate after OAGB\/MGB and conversion to RYGB represents the most frequent choice.<\/jats:p>\n              <\/jats:sec><jats:sec>\n                <jats:title>Graphical abstract<\/jats:title>\n                \n              <\/jats:sec>","DOI":"10.1007\/s11695-021-05779-y","type":"journal-article","created":{"date-parts":[[2022,1,1]],"date-time":"2022-01-01T07:16:29Z","timestamp":1641021389000},"page":"256-265","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":41,"title":["Revisional Surgery After One Anastomosis\/Minigastric Bypass: an Italian Multi-institutional Survey"],"prefix":"10.1007","volume":"32","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7669-5115","authenticated-orcid":false,"given":"Mario","family":"Musella","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Antonio","family":"Vitiello","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Antonio","family":"Susa","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Francesco","family":"Greco","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Maurizio","family":"De Luca","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Emilio","family":"Manno","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stefano","family":"Olmi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marco","family":"Raffaelli","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marcello","family":"Lucchese","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sergio","family":"Carandina","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mirto","family":"Foletto","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Francesco","family":"Pizza","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ugo","family":"Bardi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Giuseppe","family":"Navarra","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Angelo Michele","family":"Schettino","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Paolo","family":"Gentileschi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Giuliano","family":"Sarro","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sonja","family":"Chiappetta","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Andrea","family":"Tirone","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Giovanna","family":"Berardi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nunzio","family":"Velotti","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Diego","family":"Foschi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Marco","family":"Zappa","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Luigi","family":"Piazza","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"name":"SICOB Collaborative group for the study of OAGB\/MGB, Giulia Bagaglini, Domenico Benavoli, Amanda Belluzzi, Cosimo Callari, Mariapaola Giusti, Enrico Facchiano, Leo Licari, Giuseppe Iovino, Giacomo Piatto, Francesco Stanzione, Matteo Uccelli, Gastone Veroux, Costantino Voglino","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2022,1,1]]},"reference":[{"issue":"3","key":"5779_CR1","doi-asserted-by":"publisher","first-page":"276","DOI":"10.1381\/096089201321336584","volume":"11","author":"R Rutledge","year":"2001","unstructured":"Rutledge R. The mini-gastric bypass: experience with the first 1,274 cases. Obes Surg. 2001;11(3):276\u201380.","journal-title":"Obes Surg"},{"issue":"3","key":"5779_CR2","doi-asserted-by":"publisher","first-page":"398","DOI":"10.1381\/0960892053576677","volume":"15","author":"M Carbajo","year":"2005","unstructured":"Carbajo M, Garc\u00eda-Caballero M, Toledano M, Osorio D, Garc\u00eda-Lanza C, Carmona JA. One-anastomosis gastric bypass by laparoscopy: results of the first 209 patients. Obes Surg. 2005;15(3):398\u2013404.","journal-title":"Obes Surg"},{"key":"5779_CR3","doi-asserted-by":"publisher","first-page":"782","DOI":"10.1007\/s11695-018-3593-1","volume":"29","author":"R Welbourn","year":"2019","unstructured":"Welbourn R, Hollyman M, Kinsman R, et al. Bariatric surgery worldwide: baseline demographic description and one-year outcomes from the fourth IFSO global registry report 2018. Obes Surg. 2019;29:782\u201395. https:\/\/doi.org\/10.1007\/s11695-018-3593-1.","journal-title":"Obes Surg"},{"key":"5779_CR4","doi-asserted-by":"crossref","unstructured":"Ramos AC, Chevallier JM, Mahawar K, Brown W, Kow L, White KP, Shikora S; IFSO Consensus Conference Contributors. IFSO (International Federation for Surgery of Obesity and Metabolic Disorders) Consensus Conference Statement on One-Anastomosis Gastric Bypass (OAGB\/MGB): results of a modified Delphi study. Obes Surg. 2020;30(5):1625\u20131634.","DOI":"10.1007\/s11695-020-04519-y"},{"key":"5779_CR5","unstructured":"https:\/\/www.sicob.org\/04_chirurgia_bariatrica\/mini_gastric.html as accessed on 29\/12\/2020"},{"issue":"2","key":"5779_CR6","doi-asserted-by":"publisher","first-page":"303","DOI":"10.1007\/s11695-017-3070-2","volume":"28","author":"KK Mahawar","year":"2018","unstructured":"Mahawar KK, Himpens J, Shikora SA, Chevallier JM, Lakdawala M, De Luca M, Weiner R, Khammas A, Kular KS, Musella M, Prager G, Mirza MK, Carbajo M, Kow L, Lee WJ, Small PK. The first consensus statement on one anastomosis\/mini gastric bypass (OAGB\/MGB) using a modified Delphi approach. Obes Surg. 2018;28(2):303\u201312.","journal-title":"Obes Surg"},{"issue":"8","key":"5779_CR7","doi-asserted-by":"publisher","first-page":"1332","DOI":"10.1016\/j.soard.2019.05.026","volume":"15","author":"M Musella","year":"2019","unstructured":"Musella M, Bruni V, Greco F, Raffaelli M, Lucchese M, Susa A, De Luca M, Vuolo G, Manno E, Vitiello A, Velotti N, D\u2019Alessio R, Facchiano E, Tirone A, Iovino G, Veroux G, Piazza L. Conversion from laparoscopic adjustable gastric banding (LAGB) and laparoscopic sleeve gastrectomy (LSG) to one anastomosis gastric bypass (OAGB): preliminary data from a multicenter retrospective study. Surg Obes Relat Dis. 2019;15(8):1332\u20139.","journal-title":"Surg Obes Relat Dis"},{"issue":"6","key":"5779_CR8","doi-asserted-by":"publisher","first-page":"2093","DOI":"10.1007\/s11695-020-04460-0","volume":"30","author":"R Kassir","year":"2020","unstructured":"Kassir R, Petrucciani N, Debs T, Juglard G, Martini F, Liagre A. Conversion of one anastomosis gastric bypass (OAGB) to Roux-en-Y gastric bypass (RYGB) for biliary reflux resistant to medical treatment: lessons learned from a retrospective series of 2780 consecutive patients undergoing OAGB. Obes Surg. 2020;30(6):2093\u20138.","journal-title":"Obes Surg"},{"key":"5779_CR9","doi-asserted-by":"publisher","first-page":"97","DOI":"10.1016\/j.metabol.2017.12.010","volume":"79","author":"BT Phillips","year":"2018","unstructured":"Phillips BT, Shikora SA. The history of metabolic and bariatric surgery: development of standards for patient safety and efficacy. Metabolism. 2018;79:97\u2013107.","journal-title":"Metabolism"},{"issue":"4","key":"5779_CR10","doi-asserted-by":"publisher","first-page":"486","DOI":"10.1016\/j.soard.2010.10.012","volume":"7","author":"WJ Lee","year":"2011","unstructured":"Lee WJ, Lee YC, Ser KH, Chen SC, Chen JC, Su YH. Revisional surgery for laparoscopic minigastric bypass. Surg Obes Relat Dis. 2011;7(4):486\u201391.","journal-title":"Surg Obes Relat Dis."},{"key":"5779_CR11","doi-asserted-by":"publisher","first-page":"156","DOI":"10.1007\/s00464-013-3141-y","volume":"28","author":"M Musella","year":"2014","unstructured":"Musella M, Susa A, Greco F, et al. The laparoscopic mini-gastric bypass: the Italian experience: outcomes from 974 consecutive cases in a multicenter review. Surg Endosc. 2014;28:156\u201363.","journal-title":"Surg Endosc"},{"issue":"Suppl 8A","key":"5779_CR12","doi-asserted-by":"publisher","first-page":"160S","DOI":"10.1016\/S0002-9343(01)00827-0","volume":"111","author":"MF Vaezi","year":"2001","unstructured":"Vaezi MF, Richter JE. Duodenogastroesophageal reflux and methods to monitor nonacidic reflux. Am J Med. 2001;111(Suppl 8A):160S-S168.","journal-title":"Am J Med"},{"issue":"7","key":"5779_CR13","doi-asserted-by":"publisher","first-page":"3024","DOI":"10.1007\/s00464-017-6011-1","volume":"32","author":"N Alkhalifah","year":"2018","unstructured":"Alkhalifah N, Lee WJ, Hai TC, Ser KH, Chen JC, Wu CC. 15-year experience of laparoscopic single anastomosis (mini-) gastric bypass: comparison with other bariatric procedures. Surg Endosc. 2018;32(7):3024\u201331.","journal-title":"Surg Endosc"},{"issue":"5","key":"5779_CR14","doi-asserted-by":"publisher","first-page":"1153","DOI":"10.1007\/s11695-016-2428-1","volume":"27","author":"MA Carbajo","year":"2017","unstructured":"Carbajo MA, Luque-de-Le\u00f3n E, Jim\u00e9nez JM, et al. Laparoscopic one-anastomosis gastric bypass: technique, results, and long-term follow-up in 1200 patients. Obes Surg. 2017;27(5):1153\u201367.","journal-title":"Obes Surg"},{"key":"5779_CR15","doi-asserted-by":"publisher","first-page":"951","DOI":"10.1007\/s11695-014-1552-z","volume":"25","author":"JM Chevallier","year":"2015","unstructured":"Chevallier JM, Arman GA, Guenzi M, et al. One thousand single anastomosis (omega loop) gastric bypasses to treat morbid obesity in a 7-year period: outcomes show few complications and good efficacy. Obes Surg. 2015;25:951\u20138.","journal-title":"Obes Surg"},{"key":"5779_CR16","doi-asserted-by":"publisher","unstructured":"Kermansaravi, M., Shahmiri, S.S., Davarpana0hJazi, A.H. et al. One anastomosis\/mini-gastric bypass (OAGB\/MGB) as revisional surgery following primary restrictive bariatric procedures: a systematic review and meta-analysis. Obes Surg (2020). https:\/\/doi.org\/10.1007\/s11695-020-05079-x","DOI":"10.1007\/s11695-020-05079-x"},{"issue":"9","key":"5779_CR17","doi-asserted-by":"publisher","first-page":"2956","DOI":"10.1007\/s11695-018-3382-x","volume":"28","author":"CD Parmar","year":"2018","unstructured":"Parmar CD, Mahawar KK. One anastomosis (mini) gastric bypass is now an established bariatric procedure: a systematic review of 12,807 patients. Obes Surg. 2018;28(9):2956\u201367.","journal-title":"Obes Surg"},{"issue":"4","key":"5779_CR18","doi-asserted-by":"publisher","first-page":"1564","DOI":"10.1007\/s11695-019-04276-7","volume":"30","author":"U Khrucharoen","year":"2020","unstructured":"Khrucharoen U, Juo YY, Chen Y, Dutson EP. Indications, operative techniques, and outcomes for revisional operation following mini-gastric bypass-one anastomosis gastric bypass: a systematic review. Obes Surg. 2020;30(4):1564\u201373.","journal-title":"Obes Surg"},{"key":"5779_CR19","doi-asserted-by":"publisher","first-page":"13","DOI":"10.1016\/j.ijsu.2019.07.003","volume":"69","author":"A Hussain","year":"2019","unstructured":"Hussain A, Van den Bossche M, Kerrigan DD, Alhamdani A, Parmar C, Javed S, Harper C, Darrien J, Singhal R, Yeluri S, Vasas P, Balchandra S, El-Hasani S. Retrospective cohort study of 925 OAGB procedures. The UK MGB\/OAGB collaborative group. Int J Surg. 2019;69:13\u20138.","journal-title":"Int J Surg."},{"issue":"4","key":"5779_CR20","doi-asserted-by":"publisher","first-page":"567","DOI":"10.1016\/j.soard.2019.01.030","volume":"15","author":"S Tolone","year":"2019","unstructured":"Tolone S, Musella M, Savarino E, et al. Esophagogastric junction function and gastric pressure profile after minigastric bypass compared with Billroth II. Surg Obes Relat Dis. 2019;15(4):567\u201374. https:\/\/doi.org\/10.1016\/j.soard.2019.01.030.","journal-title":"Surg Obes Relat Dis"},{"key":"5779_CR21","doi-asserted-by":"publisher","unstructured":"Musella M, Vitiell A, Berardi G, et al. Evaluation of reflux following sleeve gastrectomy and one anastomosis gastric bypass: 1-year results from a randomized open-label controlled trial. Surg Endosc (2020). https:\/\/doi.org\/10.1007\/s00464-020-08182-3","DOI":"10.1007\/s00464-020-08182-3"},{"issue":"10178","key":"5779_CR22","doi-asserted-by":"publisher","first-page":"1299","DOI":"10.1016\/S0140-6736(19)30475-1","volume":"393","author":"M Robert","year":"2019","unstructured":"Robert M, Espalieu P, Pelascini E, et al. Efficacy and safety of one anastomosis gastric bypass versus Roux-en-Y gastric bypass for obesity (YOMEGA): a multicentre, randomised, open-label, non-inferiority trial. Lancet. 2019;393(10178):1299\u2013309.","journal-title":"Lancet"},{"issue":"10207","key":"5779_CR23","doi-asserted-by":"publisher","first-page":"1412","DOI":"10.1016\/S0140-6736(19)31875-6","volume":"394","author":"M Musella","year":"2019","unstructured":"Musella M, Vitiello A. The YOMEGA non-inferiority trial. Lancet. 2019;394(10207):1412. https:\/\/doi.org\/10.1016\/S0140-6736(19)31875-6.","journal-title":"Lancet"},{"issue":"9","key":"5779_CR24","doi-asserted-by":"publisher","first-page":"3047","DOI":"10.1007\/s11695-019-04065-2","volume":"29","author":"WJ Lee","year":"2019","unstructured":"Lee WJ, Almalki OM, Ser KH, Chen JC, Lee YC. Randomized controlled trial of one anastomosis gastric bypass versus Roux-En-Y gastric bypass for obesity: comparison of the YOMEGA and Taiwan studies. Obes Surg. 2019;29(9):3047\u201353.","journal-title":"Obes Surg"},{"issue":"6","key":"5779_CR25","doi-asserted-by":"publisher","first-page":"1721","DOI":"10.1007\/s11695-018-03683-6","volume":"29","author":"B Keleidari","year":"2019","unstructured":"Keleidari B, Mahmoudieh M, Davarpanah Jazi AH, et al. Comparison of the bile reflux frequency in one anastomosis gastric bypass and Roux-en-Y gastric bypass: a cohort study. Obes Surg. 2019;29(6):1721\u20135. https:\/\/doi.org\/10.1007\/s11695-018-03683-6.","journal-title":"Obes Surg"},{"issue":"3","key":"5779_CR26","doi-asserted-by":"publisher","first-page":"819","DOI":"10.1007\/s11695-018-03629-y","volume":"29","author":"S Chiappetta","year":"2019","unstructured":"Chiappetta S, Stier C, Scheffel O, Squillante S, Weiner RA. Mini\/one anastomosis gastric bypass versus Roux-en-Y gastric bypass as a second step procedure after sleeve gastrectomy-a retrospective cohort study. Obes Surg. 2019;29(3):819\u201327.","journal-title":"Obes Surg"},{"issue":"6","key":"5779_CR27","doi-asserted-by":"publisher","first-page":"822","DOI":"10.1016\/j.soard.2019.03.034","volume":"15","author":"I Braghetto","year":"2019","unstructured":"Braghetto I, Gonzalez P, Lovera C, et al. Duodenogastric biliary reflux assessed by scintigraphic scan in patients with reflux symptoms after sleeve gastrectomy: preliminary results. Surg Obes Relat Dis. 2019;15(6):822\u20136. https:\/\/doi.org\/10.1016\/j.soard.2019.03.034.","journal-title":"Surg Obes Relat Dis"},{"issue":"8","key":"5779_CR28","doi-asserted-by":"publisher","first-page":"2660","DOI":"10.1007\/s11695-019-03951-z","volume":"29","author":"M Musella","year":"2019","unstructured":"Musella M, Berardi G, Bocchetti A, et al. Esophagogastric neoplasms following bariatric surgery: an updated systematic review. Obes Surg. 2019;29(8):2660\u20139. https:\/\/doi.org\/10.1007\/s11695-019-03951-z.","journal-title":"Obes Surg"},{"key":"5779_CR29","doi-asserted-by":"crossref","unstructured":"Aggarwal S, Bhambri A, Singla V, et al. Adenocarcinoma of oesophagus involving gastro-oesophageal junction following mini-gastric bypass\/one anastomosis gastric bypass [published online ahead of print, 2019 Feb 18]. J Minim Access Surg. 2019;16(2):175\u20138.","DOI":"10.4103\/jmas.JMAS_320_18"},{"issue":"2","key":"5779_CR30","doi-asserted-by":"publisher","first-page":"753","DOI":"10.1007\/s11695-019-04193-9","volume":"30","author":"M Runkel","year":"2020","unstructured":"Runkel M, Pauthner M, Runkel N. The first case report of a carcinoma of the gastric cardia (AEG II) after OAGB\/MGB. Obes Surg. 2020;30(2):753\u20134.","journal-title":"Obes Surg"},{"key":"5779_CR31","doi-asserted-by":"publisher","first-page":"267","DOI":"10.1590\/0102-6720201700040010","volume":"30","author":"I Braghetto","year":"2017","unstructured":"Braghetto I, Csendes A. Single anastomosis gastric bypass (one anastomosis gastric bypass or mini gastric bypass): the experience with Billroth II must be considered and is a challenge for the next years. Arq Bras Cir Dig. 2017;30:267\u201371.","journal-title":"Arq Bras Cir Dig"},{"key":"5779_CR32","doi-asserted-by":"publisher","first-page":"1827","DOI":"10.1007\/s11695-012-0726-9","volume":"22","author":"WJ Lee","year":"2012","unstructured":"Lee WJ, Ser KH, Lee YC, et al. Laparoscopic Roux-en-Y vs. mini-gastric bypass for the treatment of morbid obesity: a 10-year experience. Obes Surg. 2012;22:1827\u201334.","journal-title":"Obes Surg"},{"issue":"3","key":"5779_CR33","doi-asserted-by":"publisher","first-page":"151","DOI":"10.1111\/cob.12186","volume":"7","author":"KK Mahawar","year":"2017","unstructured":"Mahawar KK, Reed AN, Graham YNH. Marginal ulcers after one anastomosis (mini) gastric bypass: a survey of surgeons. Clin Obes. 2017;7(3):151\u20136.","journal-title":"Clin Obes"},{"issue":"12","key":"5779_CR34","doi-asserted-by":"publisher","first-page":"2125","DOI":"10.1016\/j.soard.2020.09.033","volume":"16","author":"M Musella","year":"2020","unstructured":"Musella M, Berardi G, Vitiello A. Laparoscopic conversion from mini gastric bypass\/1 anastomosis gastric bypass to Roux-en-Y gastric bypass for perforated marginal ulcer: video case report. Surg Obes Relat Dis. 2020;16(12):2125\u20136.","journal-title":"Surg Obes Relat Dis"},{"key":"5779_CR35","doi-asserted-by":"publisher","unstructured":"Velotti N, Vitiello A, Berardi G, Di Lauro K, Musella M. Roux-en-Y gastric bypass versus one anastomosis-mini gastric bypass as a rescue procedure following failed restrictive bariatric surgery. A systematic review of literature with metanalysis. Updates Surg. 2021;73(2):639\u2013647. https:\/\/doi.org\/10.1007\/s13304-020-00938-9","DOI":"10.1007\/s13304-020-00938-9"},{"issue":"3","key":"5779_CR36","doi-asserted-by":"publisher","first-page":"804","DOI":"10.1007\/s11695-019-04348-8","volume":"30","author":"M Kraljevi\u0107","year":"2020","unstructured":"Kraljevi\u0107 M, K\u00f6stler T, S\u00fcsstrunk J, Lazaridis II, Taheri A, Zingg U, Delko T. Revisional surgery for insufficient loss or regain of weight after Roux-en-Y gastric bypass: biliopancreatic limb length matters. Obes Surg. 2020;30(3):804\u201311.","journal-title":"Obes Surg"},{"key":"5779_CR37","doi-asserted-by":"crossref","unstructured":"Ruiz-Tovar J, Carbajo MA, Jimenez JM, et al. Are there ideal small bowel limb lengths for one-anastomosis gastric bypass (OAGB) to obtain optimal weight loss and remission of comorbidities with minimal nutritional deficiencies? World J Surg. 2019:1\u20138.","DOI":"10.1007\/s00268-019-05243-0"},{"issue":"10","key":"5779_CR38","doi-asserted-by":"publisher","first-page":"1712","DOI":"10.1016\/j.soard.2019.08.010","volume":"15","author":"TC Soong","year":"2019","unstructured":"Soong TC, Almalki OM, Lee WJ, Ser KH, Chen JC, Wu CC, Chen SC. Measuring the small bowel length may decrease the incidence of malnutrition after laparoscopic one-anastomosis gastric bypass with tailored bypass limb. Surg Obes Relat Dis. 2019;15(10):1712\u20138.","journal-title":"Surg Obes Relat Dis"},{"key":"5779_CR39","unstructured":"Khalaj A, Mousapour P, Motamedi MAK, Mahdavi M, Valizadeh M, Hosseinpanah F, Barzin M. Comparing the efficacy and safety of Roux-en-Y gastric bypass with one-anastomosis gastric bypass with a biliopancreatic limb of 200 or 160 cm: 1-year results of the Tehran obesity treatment study (TOTS)."},{"issue":"10","key":"5779_CR40","doi-asserted-by":"publisher","first-page":"3685","DOI":"10.1007\/s11695-020-04687-x","volume":"30","author":"F Pizza","year":"2020","unstructured":"Pizza F, Lucido FS, D\u2019Antonio D, Tolone S, Gambardella C, Dell\u2019Isola C, Docimo L, Marvaso A. Biliopancreatic limb length in one anastomosis gastric bypass: which is the best? Obes Surg. 2020;30(10):3685\u201394.","journal-title":"Obes Surg"},{"key":"5779_CR41","doi-asserted-by":"publisher","unstructured":"Karagul S, Kayaalp C, Kirmizi S, et al. Influence of repeated measurements on small bowel length SpringerPlus (2016) 5:1828. https:\/\/doi.org\/10.1186\/s40064-016-3557-7","DOI":"10.1186\/s40064-016-3557-7"},{"key":"5779_CR42","doi-asserted-by":"publisher","unstructured":"Level L, Rojas A, Pi\u00f1ango S, Avariano Y. One anastomosis gastric bypass vs. Roux-en-Y gastric bypass: a 5-year follow-up prospective randomized trial. Langenbecks Arch Surg. 2020. https:\/\/doi.org\/10.1007\/s00423-020-01949-1.","DOI":"10.1007\/s00423-020-01949-1"},{"issue":"4","key":"5779_CR43","doi-asserted-by":"publisher","first-page":"1258","DOI":"10.1007\/s11695-019-04359-5","volume":"30","author":"M Boyle","year":"2020","unstructured":"Boyle M, Mahawar K. One anastomosis gastric bypass performed with a 150-cm biliopancreatic limb delivers weight loss outcomes similar to those with a 200-cm biliopancreatic limb at 18\u201324 months. Obes Surg. 2020;30(4):1258\u201364.","journal-title":"Obes Surg"},{"issue":"8","key":"5779_CR44","doi-asserted-by":"publisher","first-page":"2616","DOI":"10.1007\/s11695-019-03856-x","volume":"29","author":"KK Mahawar","year":"2019","unstructured":"Mahawar KK. Findings of YOMEGA trial need to be interpreted with caution. Obes Surg. 2019;29(8):2616\u20137.","journal-title":"Obes Surg"},{"issue":"9","key":"5779_CR45","doi-asserted-by":"publisher","first-page":"2721","DOI":"10.1007\/s11695-019-04005-0","volume":"29","author":"DE Magouliotis","year":"2019","unstructured":"Magouliotis DE, Tasiopoulou VS, Tzovaras G. One anastomosis gastric bypass versus Roux-en-Y gastric bypass for morbid obesity: an updated meta-analysis. Obes Surg. 2019;29(9):2721\u201330.","journal-title":"Obes Surg"},{"issue":"12","key":"5779_CR46","doi-asserted-by":"publisher","first-page":"2038","DOI":"10.1016\/j.soard.2019.05.025","volume":"15","author":"M Bhandari","year":"2019","unstructured":"Bhandari M, Nautiyal HK, Kosta S, Mathur W, Fobi M. Comparison of one-anastomosis gastric bypass and Roux-en-Y gastric bypass for treatment of obesity: a 5-year study. Surg Obes Relat Dis. 2019;15(12):2038\u201344.","journal-title":"Surg Obes Relat Dis"},{"key":"5779_CR47","doi-asserted-by":"crossref","unstructured":"Komaei I, Sarra F, Lazzara C, et al. One anastomosis gastric bypass\u2013mini gastric bypass with tailored biliopancreatic limb length formula relative to small bowel length: preliminary results. Obes Surg. 2019:1\u20139.","DOI":"10.1007\/s11695-019-04019-8"}],"container-title":["Obesity Surgery"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s11695-021-05779-y.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s11695-021-05779-y\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s11695-021-05779-y.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2022,1,27]],"date-time":"2022-01-27T15:46:28Z","timestamp":1643298388000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s11695-021-05779-y"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,1,1]]},"references-count":47,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2022,2]]}},"alternative-id":["5779"],"URL":"https:\/\/doi.org\/10.1007\/s11695-021-05779-y","relation":{},"ISSN":["0960-8923","1708-0428"],"issn-type":[{"value":"0960-8923","type":"print"},{"value":"1708-0428","type":"electronic"}],"subject":[],"published":{"date-parts":[[2022,1,1]]},"assertion":[{"value":"29 May 2021","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"4 November 2021","order":2,"name":"revised","label":"Revised","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"4 November 2021","order":3,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"1 January 2022","order":4,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}},{"order":1,"name":"Ethics","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and\/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.","order":2,"name":"Ethics","group":{"name":"EthicsHeading","label":"Ethical Approval"}},{"value":"The authors declare no competing interests.","order":3,"name":"Ethics","group":{"name":"EthicsHeading","label":"Conflict of Interest"}},{"value":"Informed consent was obtained from all individual participants included in the study.","order":4,"name":"Ethics","group":{"name":"EthicsHeading","label":"Informed Consent"}}]}}