Perforated marginal ulcer after Roux-en-Y gastric bypass: a national analysis of operative approaches, outcomes, and practice variations, 2018–2022
Perforated marginal (gastrojejunal) ulcer is an uncommon but life-threatening complication after Roux-en-Y gastric bypass. Evidence is limited to single-center series and one 2022 systematic review of approximately 600 patients; contemporary national International Classification of Diseases, Tenth Revision (ICD-10)...