Gadolinium-enhanced off-resonance contra
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Robert R. Edelman; Pippa Storey; Eugene Dunkle; Wei Li; Andres Carrillo; Anthony
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Article
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2007
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John Wiley and Sons
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English
⚖ 846 KB
## Abstract We describe a novel physical basis and methodology for gadolinium (Gd)‐enhanced MRA, which we call “off‐resonance contrast angiography” (ORCA). Unlike standard contrast‐enhanced (CE) MR angiography (MRA), ORCA contrast depends not on __T__~1~ but on Gd‐induced shifts in intravascular re