According to the Food and Agriculture Organization of the United Nations, the average minimum daily energy requirement is about 1,800 kilocalories (7,500 kJ) per person.
U.S. National Library of Medicine(0.00 / 0 votes)Rate this definition: Diagnostic Imaging. Any visual display of structural or functional patterns of organs or tissues for diagnostic evaluation. It includes measuring physiologic and metabolic responses to physical and chemical stimuli, as well as ultramicroscopy.
Posted: 03/18/2010 5:12 am EDT Updated: 05/25/2011 2:40 pm EDT. Diagnostic imaging represents one of the greatest leaps forward in medical innovation. With the advent of CT and MRI scans, physicians became able to move beyond the mere X-Ray and could visualize soft tissue, revolutionizing the practice of medicine.