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Related Experiment Videos

Ischemic colitis: CT evaluation of 54 cases.

E J Balthazar1, B C Yen, R B Gordon

  • 1Department of Radiology, New York University-Bellevue Medical Center, NY 10016, USA.

Radiology
|May 6, 1999
PubMed
Summary

Computed tomographic (CT) scans help diagnose ischemic colitis, even when unsuspected, and identify complications. However, CT findings alone cannot predict infarction development.

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Area of Science:

  • Radiology
  • Gastroenterology
  • Abdominal Imaging

Background:

  • Ischemic colitis is a serious condition affecting the colon.
  • Early and accurate diagnosis is crucial for effective management.

Purpose of the Study:

  • To review computed tomographic (CT) findings in ischemic colitis.
  • To assess the impact of CT imaging on patient treatment.
  • To define the spectrum of CT appearances in ischemic colitis.

Main Methods:

  • Retrospective review of CT scans and medical records from 54 patients with confirmed ischemic colitis.
  • Analysis of colonic abnormalities and associated findings on CT.
  • Assessment of clinical suspicion and treatment outcomes.

Main Results:

  • Segmental colonic involvement was common (89%), with a mean length of 19 cm.
  • CT showed varied wall appearances: 'wet' (edema) in 61%, 'dry' (thickening) in 33%, and intramural air in 6%.
  • Ischemia resolved in 76% of patients; complications occurred in 24%.

Conclusions:

  • CT is valuable for confirming suspected ischemic colitis and diagnosing complications.
  • CT can suggest ischemia even when clinically unsuspected.
  • Intrinsic colonic abnormalities on CT do not reliably predict infarction.

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