Bleeding at the surgical siteDifficulty swallowing (dysphagia) because your stomach is wrapped too high on your esophagus or wrapped too tightlyDifficulty belchingInfection in your abdomen (peritonitis)Unintentional slipping of the wrapped portion of your stomach, meaning your lower esophageal sphincter is no longer supportedUnintentional puncture (perforation) or tearing in the lining of your esophagus