clinical imaging procedure ultrasonography procedure 2019-01-15T19:32:35Z The use of ultrasound to produce images of structures in the human body. 2D ultrasounds produce a flat image of the organs. 3D images show three-dimensional external images of organs or fetus. 4D ultrasounds generates an image that is continuously updated, like amoving image. medical sonography diagnostic ultrasound NCIT:C17230 ERO:0001325 A procedure that uses high-energy sound waves to look at tissues and organs inside the body. The sound waves make echoes that form pictures of the tissues and organs on a computer screen (sonogram). Ultrasound may be used to help diagnose diseases, such as cancer. It may also be used during pregnancy to check the fetus (unborn baby) and during medical procedures, such as biopsies. Also called ultrasonography. sonography ultrasound procedure