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Retrograde open mesenteric stenting (ROMS) is an alternative to traditional bypass in patients who present with acute mesenteric ischemia (AMI). However, there is a paucity of data comparing outcomes of ROMS with other open surgical approaches. This study represents the largest single-institution experience with ROMS and aims to compare outcomes of ROMS with those of conventional mesenteric bypass.

All patients who presented with AMI from 2008 to 2019 and who were treated with either ROMS or mesenteric bypass were included in the study. Patient, procedure, and outcome variables were compared. Bypass and ROMS patients were compared using univariate statistics.

A total of 34 patients who presented with AMI needing bypass were included in the study; 16 underwent mesenteric bypass, and 18 underwent ROMS. ROMS patients tended to be older than bypass patients …