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. Author manuscript; available in PMC: 2016 Nov 1.
Published in final edited form as: Magn Reson Imaging Clin N Am. 2015 Aug 12;23(4):669–679. doi: 10.1016/j.mric.2015.05.006

Figure 2.

Figure 2

Virtual dye angiography uses volume selective-saturation pulses to saturated blood signal locally. The difference images between saturation off/on (black and white images) are used to produce a color-flow map. Ao, aorta; LA, left atrium; LV, left ventricle. (From George AK, Faranesh AZ, Ratnayaka K, et al. Virtual dye angiography: flow visualization for MRI-guided interventions. Magn Reson Med 2012;67(4):1013–21; with permission.)