Colorectal Resection in Emergency General Surgery


  • Study type

  • Study IDs

  • Describes the nature of a clinical study. Types include:

    • Observational study — observes people and measures outcomes without affecting results.
    • Interventional study (clinical trial) — studies new tests, treatments, drugs, surgical procedures or devices.
    • Medical records research — uses historical information collected from medical records of large groups of people to study how diseases progress and which treatments and surgeries work best.
  • Site IRB
    • Rochester, Minnesota: 18-002874
    Sponsor Protocol Number: 18-002874

About this study

The purpose of this study is to define the early postoperative morbidity and mortality of EGS patients undergoing colon resection in the urgent/emergent setting, with a specific focus on the comparison of patients undergoing colonic anastomosis versus diversion.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. If you need assistance understanding the eligibility criteria, please contact the study team.

See eligibility criteria

Inclusion Criteria:

  1. All patients undergoing urgent/emergent colon resection (less than 24 hours after decision to operate) by an acute care surgeon will be enrolled.


Exclusion Criteria: 

  1. Elective operations performed by acute care surgeons within 24-hours of the decision to operate (e.g., scheduled resection of nonobstructed, non-perforated malignancy)
  2. Prisoners
  3. Pregnancy
  4. Wards of the state
  5. Patients less than 18-years of age
  6. Traumatic mechanisms of injury
  7. Death within 24-hours of index operation.

Participating Mayo Clinic locations

Study statuses change often. Please contact us for help.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Martin Zielinski, M.D.

Contact us for the latest status

Contact information:

Michael Ferrara


More information


Publications are currently not available

Study Results Summary

Not yet available

Supplemental Study Information

Not yet available


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