Related Experiment Videos
Volume changes in the gallbladder in association with various radiologic examinations
Hasan Nazaroglu1, Cihan Akgül, Yaşar Bükte
1Department of Radiology, Faculty of Medicine, University of Dicle, 21280-Diyarbakir, Turkey.
Journal of Clinical Ultrasound : JCU
|July 28, 2005
Summary
Intravenous contrast agents or oral fluids cause gallbladder contraction, impacting sonography. Repeat gallbladder ultrasounds in a fasting state if needed after contrast-enhanced imaging.
Area of Science:
- Radiology
- Gastroenterology
- Medical Imaging
Background:
- Gallbladder sonography is crucial for diagnosing various hepatobiliary conditions.
- Radiological procedures often involve contrast agents or oral fluids that may affect organ volumes.
Purpose of the Study:
- To assess gallbladder volume changes following intravenous nonionic iodinated contrast agents.
- To evaluate the impact of oral contrast agents or water on gallbladder volume.
Main Methods:
- 191 patients were divided into four groups receiving different intravenous contrast volumes or oral fluids.
- Gallbladder volume was measured via ultrasonography before and after the interventions.
- Measurements were taken 15 minutes post-intravenous injection or 30 minutes post-oral fluid ingestion.
Main Results:
- All groups showed a statistically significant decrease in gallbladder volume post-procedure.
- No significant differences in volume change were observed among the different intervention groups.
Conclusions:
- Intravenous contrast media and oral fluids induce gallbladder contraction.
- Contrast-enhanced radiological examinations can interfere with gallbladder sonographic evaluation.
- Repeat fasting gallbladder ultrasonography if necessary after contrast-enhanced procedures.