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. Author manuscript; available in PMC: 2018 Feb 5.
Published in final edited form as: PET Clin. 2016 Jan 26;11(2):129–149. doi: 10.1016/j.cpet.2015.10.002

Fig. 13.

Fig. 13

Examples of common MR artifacts that impact the quality of MR-AC approaches: flow (A) and respiratory motion artifacts (B), metallic implant (C) and body truncation artifacts due to limited FoV (D). Figure originally from Izquierdo-Garcia, D., et al. (2014). “Comparison of MR-based attenuation correction and CT-based attenuation correction of whole-body PET/MR imaging.” Eur J Nucl Med Mol Imaging 41(8): 1574–1584.