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| View Original: | Roadmapping.jpg (669x524) | |||
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| Keywords: Roadmapping.jpg en Road Mapping The top sequence illustrates conventional DSA highlighting the post-contrast image associated with maximum vessel opacification which becomes the roadmap mask The lower sequences illustrate the result of subtracting live fluoroscopic images from the road map mask during insertion of a guidewire The guidewire is clearly illustrated overlaid on the vasculature in direct contrast to the situation when conventional DSA is employed see images on right own Kieranmaher 2001-01-01 Reproduced with permission from Heggie JCP Liddell NA Maher KP 2001 Applied Imaging Technology 4th Edition Physics diagrams | ||||
