Fig. 2From: Contrast-enhanced ultrasound of both kidneys in healthy, non-anaesthetized catsAnalysis of contrast enhancement with QLab Software. B-mode (top right) and CEUS images (top left) of a feline left kidney with a region of interest (ROI) in the caudal cortex (yellow dots). The corresponding time–intensity curve (bottom image) shows a steep initial slope followed by a plateau and gradually descending slope with an exponentially decaying tailBack to article page