Fig. 4From: Comparison of PET/CT and PET/MR imaging and dosimetry of yttrium-90 (90Y) in patients with unresectable hepatic tumors who have received intra-arterial radioembolization therapy with 90Y microspheresFirst row shows PET 90Y images, second row corresponding CT images, and third row fused PET/CT images. In fused coronal and sagittal PET/CT images, one can clearly see 90Y spillover into lungs due to respiratory motion artifactsBack to article page