Figure 4

Contrast-enhanced ultrasound (CEUS) evaluations. (A) Qualitative CEUS evaluation of the left kidney, demonstrating the enhanced cortical aspect on the left compared to the B mode on the right on the peak of enhancement. (B) and (C) demonstrate the quantitative analysis of the cortical and medullar portions of the kidney, respectively, obtained by selecting an area of the region of interest (ROI), which is demonstrated in graphics. (D) Quantitative values obtained in the CEUS evaluation.