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[Nonvisualization of the gallbladder lumen by sonography].
Der Radiologe
|August 1, 1985
Summary
Ultrasound of the abdomen can fail to visualize the gallbladder in some cases. When this occurs, gallstones and other lesions are often found, but false positives are also possible.
Area of Science:
- Radiology
- Gastroenterology
- Diagnostic Imaging
Context:
- The gallbladder is a vital organ for digestion.
- Abdominal ultrasound is a common diagnostic tool.
Purpose:
- To analyze the reasons for gallbladder non-visualization during abdominal ultrasound.
- To determine the prevalence of pathologies in non-visualized gallbladders.
Summary:
- Out of 12,000 abdominal ultrasounds, 211 cases (1.76%) did not visualize the gallbladder.
- Retrospective analysis of 41 patients revealed gallstones in 75%, space-occupying lesions (carcinomas, abscess, sludge) in 15%, and a 10% false-positive rate.
- Reasons for non-visualization are discussed.
Impact:
- Highlights the importance of considering differential diagnoses when the gallbladder is not visualized.
- Informs clinicians about potential findings and limitations of ultrasound in specific cases.
- Contributes to understanding diagnostic accuracy in abdominal sonography.