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Table 7 Common complications following bariatric surgery

From: The Operative management in Bariatric Acute abdomen (OBA) Survey: long-term complications of bariatric surgery and the emergency surgeon’s point of view

Bariatric surgical proceduresEarly complicationsLate complications
Sleeve gastrectomyLeak/fistulaGastroesophageal reflux
stricture
hemorrhage
Gastric bypassLeak/fistulaAnastomotic ulcer (bleeding, perforation)
obstruction/anastomotic
stricturebowel obstruction (internal hernia)
hemorrhage
Adjustable gastric bindingEsophageal and/or gastric perforationInfection
  connector tubing rupture
 acute dilatation of the gastric pouchgastric pouch dilatation and slippage of the AGB
 erosion and intragastric migration
 esophageal dilatation