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US as a primary diagnostic tool in relation to negative appendectomy: six years experience
Stefan Puig1, Marcus Hörmann, Winfried Rebhandl
1Department of Radiology, University of Vienna, Währinger Gürtel 18-20, 1090 Vienna, Austria. stefan.puig@univie.ac.at
Ultrasonography (US) significantly reduces negative appendectomy rates in children with suspected appendicitis. This imaging technique improves diagnostic accuracy, leading to fewer unnecessary surgeries and better patient outcomes.
Area of Science:
- Pediatric Surgery
- Diagnostic Imaging
- Abdominal Surgery
Background:
- Acute appendicitis is a common surgical emergency in children.
- Negative appendectomy, or removal of a non-inflamed appendix, leads to increased healthcare costs and patient morbidity.
- Accurate diagnosis is crucial to minimize unnecessary surgical interventions.
Purpose of the Study:
- To assess the impact of preoperative ultrasonography (US) on the rate of negative appendectomy in pediatric patients.
- To determine if US improves diagnostic accuracy for acute appendicitis in children.
Main Methods:
- Retrospective analysis of 736 pediatric patients who underwent appendectomy between 1995 and 2000.
- Comparison of negative appendectomy rates between patients who received preoperative US and those who did not.
- Histological data were used to confirm appendicitis diagnosis.
Main Results:
- Of 736 patients, 97 (13.2%) had a negative appendectomy.
- Patients without preoperative US had a significantly higher negative appendectomy rate (36.6%) compared to those with US (9.8%).
- Preoperative US showed a significant association with a reduced rate of negative appendectomy (P <.001).
Conclusions:
- Preoperative ultrasonography is an effective tool for reducing the negative appendectomy rate in pediatric patients.
- Implementing US in the diagnostic workup for suspected appendicitis can improve surgical decision-making and patient care.
- US enhances diagnostic accuracy, leading to fewer unnecessary appendectomies in children.
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