Caren van Roekel

223 The efficacy of coil-embolization in radioembolization FIGURE 5. Example of successful redistribution in a patient with cholangiocarcinoma. A. DSA showing the liver vasculature including the left hepatic artery origin of the segment-IV branch (white arrow). B. Coil-embolization of the segment IV branch. C Volumes of interest drawn using Simplicit 90 Y™ software, the dependent segment (IV) was drawn based on Couinaud’s classification of segmental anatomy. D. 90 Y-PET/CT after treatment demonstrates a high concentration of microspheres throughout the liver, especially in segment IV. 8