1. An ultrasound imaging system for inspecting an object in a volume, the ultrasound imaging system comprising: an image processor configured to receive image data and to provide display data, wherein the image processor is configured to receive three-dimensional ultrasound image data and contrast-enhanced three-dimensional ultrasound image data, and to conduct a segmentation of the object simultaneously out of the three-dimensional ultrasound image data and contrast-enhanced three-dimensional ultrasound image data.