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[Evaluation of bladder volume by ultrasonography]
Y Robert1, D Chaillet, V Masquelier
1Service de Radiologie, CHRU de Lille.
Journal De Radiologie
|December 1, 1995
Summary
Computerized bladder volume measurement using ultrasonography was not more accurate than standard formulas. While no single formula proved perfect, the combined formula F12 and the three-diameter formula F4 showed promising accuracy for bladder volume assessment.
Area of Science:
- Urology
- Medical Imaging
- Biomedical Engineering
Background:
- Accurate bladder volume measurement is crucial for clinical diagnosis and management.
- Traditional formulas for estimating bladder volume from ultrasound data have limitations.
- Computerized methods offer potential for improved accuracy and efficiency.
Purpose of the Study:
- To compare the accuracy of computerized bladder volume calculations with conventional formulas.
- To identify the most accurate formula for estimating bladder volume using ultrasonography.
Main Methods:
- Twenty-eight volunteers underwent bladder ultrasonography.
- Bladder volumes were measured using 12 different formulas and computerized calculations.
- True bladder volume was determined by voided volume measurement.
Main Results:
- Computerized bladder volume measurement did not demonstrate superior accuracy compared to traditional formulas.
- No single formula consistently achieved both low error and high accuracy.
- The combined formula F12 and the three-diameter formula F4 (with a 0.625 correction factor) showed the best average accuracy.
Conclusions:
- Current computerized methods do not significantly outperform established formulas for bladder volume estimation.
- Further research is needed to develop more accurate ultrasound-based bladder volume measurement techniques.
- Formulas F12 and F4 represent potential improvements for clinical application.