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Pseudomembranous colitis: can CT predict which patients will need surgical intervention?
S Kawamoto1, K M Horton, E K Fishman
1Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins University Medical School, Baltimore, MD 21287, USA.
Journal of Computer Assisted Tomography
|March 2, 1999
Summary
Computed tomography (CT) findings did not significantly differentiate patients with pseudomembranous colitis (PMC) needing surgery from those treated medically. Radiologists should recognize CT signs of PMC but not solely rely on imaging for patient triage.
Area of Science:
- Radiology
- Gastroenterology
- Surgical Pathology
Background:
- Pseudomembranous colitis (PMC) is an inflammatory condition of the colon.
- Distinguishing between medically managed and surgically indicated PMC cases is crucial for patient care.
Purpose of the Study:
- To investigate if computed tomography (CT) imaging reveals distinct radiographic features in patients with pseudomembranous colitis (PMC) who require surgical intervention compared to those managed successfully with medical therapy.
Main Methods:
- Retrospective review of CT scans from 17 patients who underwent surgery for PMC.
- Comparison of CT findings with those from 17 matched control patients with PMC treated non-surgically.
Main Results:
- No statistically significant differences were observed in evaluated CT findings between the surgical and nonsurgical PMC groups.
- Common CT findings included pericolonic stranding, ascites, pleural effusions, and subcutaneous edema in both groups.
Conclusions:
- CT imaging is frequently the initial diagnostic tool for PMC but does not reliably predict the need for surgery.
- Radiologists should identify CT characteristics of PMC, but patient triage should integrate clinical information beyond imaging findings.
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