Novel factors associated with surgical conversion for duodenal perforation: case control study
Kenjiro IShii1,2, Erica Nishimura2, Yuki Tajima2
1Division of Surgery, Toho University Ohashi Medical Center, Tokyo, Japan.
Annals of Medicine and Surgery (2012)
|May 4, 2026
Summary
Liver coverage on CT scans may predict if duodenal ulcer perforation patients need surgery after initial conservative treatment. This anatomical finding helps guide clinical decisions for surgical conversion.
Area of Science:
- Gastroenterology
- Surgical Gastroenterology
- Radiology
Background:
- Duodenal ulcer perforation management involves conservative treatment or surgery.
- Some patients initially treated conservatively require subsequent surgical intervention.
- Predictive factors for surgical conversion are crucial for optimal patient management.
Purpose of the Study:
- To identify novel predictive factors for surgical conversion in duodenal ulcer perforation patients undergoing initial conservative management.
- To evaluate the utility of computed tomography (CT) scan findings in predicting the need for surgery.
Main Methods:
- Retrospective cohort study of 27 patients with duodenal ulcer perforation treated initially with conservative management.
- Analysis of patient demographics, clinical data, inflammatory markers, and CT scan findings.
- Comparison of variables between patients who successfully completed conservative treatment and those requiring surgical conversion.
Main Results:
- No significant differences in demographics, time to admission, vital signs, inflammatory markers, or ascites volume between groups.
- Significant differences observed in the degree and anatomical configuration of liver coverage over the perforation site on CT scans (P < 0.05).
- 10 out of 27 patients required surgical conversion.
Conclusions:
- The anatomical relationship between the liver and the perforation site, specifically liver coverage on initial CT, is a potential novel predictor for surgical conversion.
- Spatial liver anatomy identified on CT imaging can aid in clinical decision-making for conservative management of duodenal ulcer perforation.
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