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Acute colonic diverticulitis: prospective comparative evaluation with US and CT
J A Pradel1, J F Adell, P Taourel
1Department of Radiology, Hôpital-Saint-Eloi, Montpellier, France.
Radiology
|November 14, 1997
Summary
Ultrasonography (US) and computed tomography (CT) show similar accuracy for diagnosing acute colonic diverticulitis. Both imaging methods are effective for evaluating patients with suspected diverticulitis.
Area of Science:
- Gastroenterology
- Radiology
- Medical Imaging
Background:
- Acute colonic diverticulitis is a common condition requiring accurate diagnosis.
- Imaging plays a crucial role in differentiating diverticulitis from other acute abdominal conditions.
Purpose of the Study:
- To compare the diagnostic accuracy of ultrasonography (US) and computed tomography (CT) for acute colonic diverticulitis.
Main Methods:
- Prospective study of 64 patients with suspected acute colonic diverticulitis.
- Independent, blinded interpretation of US and CT images.
- Comparison with final diagnoses from clinical, pathological, endoscopic, and contrast enema findings.
Main Results:
- Both CT and US demonstrated 84% accuracy in diagnosing acute colonic diverticulitis.
- Similar sensitivity and specificity were observed between US and CT.
- CT identified a small pneumoperitoneum and more pericolic abscesses compared to US.
Conclusions:
- Ultrasonography and computed tomography offer comparable accuracy for evaluating suspected acute colonic diverticulitis.
- Both modalities are valuable tools in the diagnostic workup of this condition.