Clinical cases were demonstrated for the radiologists and clinicians attending the 21st Congress of the Hungarian Society of Radiologists, 29-31 Aug, Szeged (Hungary). Demonstrations presented were developed in the cooperation of General Electric Medical Systems and Holografika, by interfacing HoloVizio's software system to the GE Advantage Windows workstation, so that to visualize the.volume and surface rendered images in real 3D on the holographic display. The Radiology Department of Heim Pál Hospital (Budapest) did the coordination of the developmental work.