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.
diagnostic procedure - a procedure followed in making a medical diagnosis. diagnostic technique. medical diagnosis - identification of a disease from its symptoms. prenatal diagnosis - any of the diagnostic procedures used to determine whether a fetus has a genetic abnormality. cardiography, electrocardiography - diagnostic procedure consisting of recording the activity of the heart electronically with a cardiograph (and producing a cardiogram)