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[Mechanical bowel preparation. A necessity or nothing more (or less) than the weight of tradition?]

José V Roig1, Juan García-Armengol, Rafael Alós

  • 1Servicio de Cirugía General y Digestiva, Consorcio Hospital General Universitario de Valencia, Valencia, España. jvroigvila@aecirujanos.es

Cirugia Espanola
|May 15, 2007
PubMed

Insights

Mechanical bowel preparation is not routinely required for colorectal surgery. Evidence suggests it does not reduce septic complications and may increase anastomotic leaks, so its use should be limited.

Area of Science:

  • Colorectal Surgery
  • Surgical Gastroenterology
  • Patient Preparation

Background:

  • Mechanical bowel preparation (MBP) is a traditional method for colorectal surgery.
  • It is intended to reduce postoperative infectious complications and anastomotic disruption.
  • Concerns exist regarding the routine necessity and potential adverse effects of MBP.

Purpose of the Study:

  • To review the existing literature on mechanical bowel preparation in colorectal surgery.
  • To evaluate the evidence supporting or refuting the routine use of MBP.
  • To determine the impact of MBP on septic complications and anastomotic integrity.

Main Methods:

  • Literature review of experimental studies, clinical observations, prospective studies, and meta-analyses.
  • Analysis of consequences and evidence regarding mechanical bowel preparation.
  • Assessment of MBP's role in elective colon and rectal surgery.

Main Results:

  • No clear evidence supports that preoperative bowel cleansing reduces septic surgical complications.
  • Routine mechanical bowel preparation may increase the risk of anastomotic leaks and patient morbidity.
  • MBP is not required for elective colon and rectal surgery.

Conclusions:

  • Routine mechanical bowel preparation is not necessary for elective colon and rectal surgery.
  • Its use should be reserved for specific indications like tumor localization or intraoperative colonoscopy.
  • Further research is needed to define the role of MBP in rectal surgery.

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