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Computed tomography of duodenal diverticula
E E Stone1, W E Brant, G B Smith
1Department of Radiology, David Grant U.S. Air Force Medical Center, Travis Air Force Base, CA 94535.
Journal of Computer Assisted Tomography
|January 1, 1989
Summary
Duodenal diverticula are common but can cause serious issues and be mistaken for pancreatic problems. Recognizing their varied appearance on CT scans is crucial for accurate diagnosis.
Area of Science:
- Gastroenterology
- Radiology
- Medical Imaging
Background:
- Duodenal diverticula are frequently discovered incidentally during medical imaging.
- Despite their commonality, duodenal diverticula can lead to patient morbidity through inflammation or pressure effects.
- These findings can be misidentified as pancreatic pathologies on computed tomography (CT) scans.
Observation:
- This study correlated the appearance of duodenal diverticula on CT and upper gastrointestinal series in 14 patients.
- Two patients initially had CT findings suggestive of pancreatic pseudocyst and pancreatic abscess, which were later identified as duodenal diverticula.
- Duodenal diverticula were visualized on CT in 71% of the patients.
Findings:
- The CT appearance of duodenal diverticula was variable.
- Diverticula on CT scans were observed to contain air, fluid, contrast medium, or a combination of these.
- The imaging characteristics underscore the potential for misinterpretation.
Implications:
- Accurate identification of duodenal diverticula on CT is essential to avoid misdiagnosis of pancreatic conditions.
- Understanding the variable CT appearance of duodenal diverticula can improve diagnostic accuracy.
- This highlights the importance of correlating imaging findings with clinical presentation.