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Sigmoidoscopy and laparoscopy are distinct medical procedures that enable physicians to internally inspect different parts of the GI tract. Although they serve different purposes, each is essential for diagnosing and, in some cases, treating various medical conditions.
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Vigilant monitoring for aneurysm rupture is essential for patients undergoing aortic surgery.Preoperative Nursing ManagementContinuously monitor the patient for manifestations of aneurysm rupture, such as pallor, weakness, tachycardia, hypotension, abdominal, back, groin, or periumbilical pain, changes in consciousness, and a pulsating abdominal mass. Regularly assess the patient's peripheral pulses.Instruct the patient to consume a clear liquid diet the day before surgery and administer...
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The colon, or large intestine, is the final segment of the digestive system. Its primary functions include absorbing water and vitamins produced by gut bacteria and transforming waste from liquid to solid to form stool. In adults, the large intestine is approximately 5 feet long and consists of four main sections:
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General Principles of Risk Mitigation before Colorectal Surgery.

Sarah Atoui1, A Sender Liberman2

  • 1McGill University Health Centre, Montreal, Quebec, Canada.

Clinics in Colon and Rectal Surgery
|December 22, 2025
PubMed
Summary

Optimizing patient health before colorectal cancer (CRC) surgery through risk mitigation and prehabilitation significantly improves surgical outcomes. Addressing factors like obesity and nutrition reduces complications and enhances recovery.

Keywords:
colorectal surgerymodifiable risk factorspatient comorbiditiesprehabilitationpreoperative risk mitigationsurgical complications

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Area of Science:

  • Surgical Oncology
  • Patient Safety
  • Preoperative Medicine

Background:

  • Preoperative risk mitigation is crucial for enhancing surgical outcomes and patient safety in colorectal cancer (CRC) surgeries.
  • While postoperative care is traditional, the preoperative period offers a vital window for interventions to improve patient readiness and minimize complications.
  • Patient comorbidities significantly impact surgical outcomes, highlighting the need for targeted preoperative strategies.

Purpose of the Study:

  • To review general principles of preoperative risk mitigation in colorectal surgery.
  • To identify common complications and the impact of comorbidities on CRC surgical outcomes.
  • To evaluate the integration and impact of prehabilitation protocols in enhancing preoperative readiness.

Main Methods:

  • This narrative review examines existing literature on preoperative risk mitigation strategies.
  • It analyzes the effects of modifiable risk factors and prehabilitation on colorectal surgery outcomes.
  • Evidence synthesis focuses on obesity management, nutritional optimization, and functional capacity enhancement.

Main Results:

  • Addressing modifiable preoperative risk factors, such as obesity and poor nutrition, significantly improves surgical outcomes.
  • Prehabilitation, particularly multimodal approaches, effectively reduces postoperative complications in high-risk and frail patients.
  • Optimizing the preoperative period enhances physiological readiness, leading to better surgical outcomes and recovery.

Conclusions:

  • The preoperative period is critical for implementing risk mitigation strategies to improve colorectal cancer surgical outcomes.
  • Prehabilitation protocols and management of modifiable risk factors are essential complements to postoperative care.
  • Further research is needed to fully elucidate long-term benefits and optimize preoperative interventions for reducing postoperative morbidities.