Figure 1

Typical anatomical bright blood coronary images using MRI. In an obese subject with body mass indea of 35, in image A, a scout scan obtained parallel to the RCA (right coronary artery) is shown with the location for cross-sectional imaging (blue line). In B, a corresponding coronary cross section is shown (circled in white) from which area measurements are made before and during isometric handgrip stress.