Bowel Preparation before Elective Surgery.

Area of Science:

• Colorectal Surgery
• Surgical Preparation
• Infection Control

Background:

• Mechanical bowel preparations (MBPs) were traditionally used to reduce colon bacterial load and surgical site infections.
• Traditional regimens include osmotic, laxative, and combination approaches.

Purpose of the Study:

• To review the types and outcomes of MBPs.
• To evaluate the role of oral antibiotics and enemas in surgical preparation.
• To discuss the benefits of omitting MBP and the relevance of dietary restrictions for elective colon and rectal surgery.

Main Methods:

• Literature review of studies on mechanical bowel preparations, oral antibiotics, and dietary interventions for colorectal surgery.
• Analysis of comparative outcomes and infection rates associated with different preparation methods.

Main Results:

• Mechanical bowel preparations demonstrate generally equivalent outcomes.
• The addition of oral antibiotics to MBPs may further decrease infection risk.
• Emerging evidence questions the necessity of MBPs and pre-operative dietary restrictions.

Conclusions:

• The necessity of mechanical bowel preparations and dietary restrictions for elective colorectal surgery is increasingly debated.
• Oral antibiotics may offer additional benefits in reducing infection risk when MBP is used.
• Further research is needed to establish optimal pre-operative protocols.