Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 12/7/2025

Preoperative Preparation for Stoma Reversal Surgery

Standard Preoperative Protocol

  • The World Journal of Emergency Surgery recommends NGT use on an individual basis, considering the risk of gastric stasis and aspiration related to gut dysfunction, particularly before major abdominal surgery like stoma reversal 1
  • NPO status is standard preoperative preparation to ensure an empty stomach and reduce aspiration risk during anesthesia induction 1
  • The NGT serves to decompress the stomach and prevent accumulation of gastric contents that could be aspirated during intubation 1
  • Optimal surgical conditions require an empty, decompressed bowel to facilitate safe anastomosis construction 1

Preoperative Management

  • NGT placement is typically instituted the night before or morning of surgery as part of standard preoperative preparation 1
  • Daily reevaluation of the need for NGT should occur and it should be removed as early as possible postoperatively 1
  • The NGT should not remain in place longer than necessary, as prolonged use increases patient discomfort and risk of complications 1
  • Early tube feeding should be initiated in patients in whom early oral nutrition cannot be started, particularly if oral intake will be inadequate for more than 7 days 1
  • If enteral feeding is contraindicated postoperatively, early parenteral nutrition may be indicated to mitigate inadequate oral/enteral intake 1

Common Pitfalls to Avoid

  • Failure to remove the NGT promptly after surgery when gastric function returns can increase patient discomfort and delay recovery 1
  • Not reassessing daily whether the NGT is still needed postoperatively 1
  • Delaying surgical intervention while attempting complete physiologic stabilization is problematic in emergency settings, but for elective reversal, adequate preparation time should be utilized 2

Current Clinical Context

  • The patient's history of perforated sigmoid diverticulitis requiring Hartmann's procedure indicates they had diffuse peritonitis, which was appropriately managed with end colostomy creation 3, 4, 5
  • Proper preoperative preparation with NPO status and NGT is standard protocol for elective reversal 1