Clinical situations for which 3D printing is considered an appropriate representation or extension of data contained in a medical imaging examination: adult cardiac conditions oleh Arafat Ali, David H. Ballard, Waleed Althobaity, Andy Christensen, Mariah Geritano, Michelle Ho, Peter Liacouras, Jane Matsumoto, Jonathan Morris, Justin Ryan, Rami Shorti, Nicole Wake, Frank J. Rybicki, Adnan Sheikh, on behalf of the RSNA 3D Printing Special Interest Group