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Updated: Feb 9, 2026

Contrast Enhanced Vessel Imaging using MicroCT
Published on: January 27, 2011
[A new method of evaluation of split renal function based on contrast-enhanced multislice spiral computed tomography]
Yu G Alyaev1,2,3,4, N K Dzeranov1,2,3,4, S B Khokhlachev1,2,3,4
1R.M. Fronshteyn Clinic of Urology, I.M. Sechenov First MSMU of Minzdrav of Russia Moscow, Russia.
Digital analysis of contrast-enhanced MSCT imaging offers a feasible alternative to nephroscintigraphy for evaluating split renal function. This advanced method provides comparable information content, aiding in surgical planning.
Area of Science:
- Urology
- Radiology
- Medical Imaging
Background:
- Nephroscintigraphy is the traditional method for split renal function evaluation.
- Dynamic nephroscintigraphy interpretation can have significant inaccuracies.
- Lack of alternative methods has maintained nephroscintigraphy as the standard.
Purpose of the Study:
- To assess the feasibility of using digital analysis of contrast-enhanced MSCT for split renal function evaluation.
- To explore a novel imaging technique for renal function assessment.
Main Methods:
- Prospective study with 31 patients (urolithiasis, hydronephrosis, kidney cancer, bladder tumor).
- Preoperative contrast-enhanced MSCT with 3D reconstruction and digital analysis.
- Comparison of MSCT data with dynamic nephroscintigraphy results.
Main Results:
- Contrast-enhanced MSCT demonstrated non-inferior information content compared to dynamic nephroscintigraphy (p<0.004).
- Digital analysis of MSCT provided reliable data for renal function assessment.
Conclusions:
- Digital processing of 3D contrast-enhanced MSCT enables simultaneous assessment of kidney anatomy and function.
- This method can improve the accuracy of surgical planning and intervention extent.
- Offers a potential advancement in preoperative renal assessment.
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