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Left anterior descending artery 18F-NaF uptake. Left panel shows fused CTA and PET images reconstructed using the CTAC maps, whereas right shows the same CTA fused with PET an image reconstructed using RACTAC. There is good agreement between the measurements.
CTA = computed tomography angiography, CTAC = Computed Tomography Attenuation Correction and RACTAC = Respiratory averaged computed tomography attenuation correction.
