There are several expected results of removing a portion of the stomach
. Under normal physiologic conditions, the stomach
and pylorus (the opening of the stomach into the small bowel) control the rate at which gastric contents leave the stomach. After gastric resection, patients can develop abdominal bloating, pain, vomiting, and vasomotor symptoms (flushing, sweating, rapid heart rate, light headedness). Finally, some patients have diarrhea..