Figure 6

Left heart catheterization images using dual echo CMR guidance and X-Ray guidance. Example images during left heart catheterization under CMR-guidance (a-d) and X-Ray guidance (e-h). Images are taken at the identical location indicated by markings on the guidewire when the tip is in the descending aorta (a, e), at the aortic arch (b, f), at the aortic valve (c, g) and in the left ventricle (d, h).