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. 2019 Dec 18;10:121. doi: 10.1186/s13244-019-0801-z

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© The Author(s). 2019

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made.

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Fig. 21 — a Axial T1-weighted MR in late arterial phase (AP) obtained pretreatment: image shows nonrim arterial phase hyperenhancement (APHE) of a 3-cm LR-5 observation in segments II-III (arrow). b Unenhanced axial CT obtained immediately post transarterial chemoembolization (TACE) of segment III: image shows suboptimal targeting with incomplete ethiodized oil retention (arrow). c Unenhanced axial CT obtained post repeat TACE: image shows extended treatment area with optimal targeting (arrow). Postcontrast imaging (not shown) did not show APHE or washout, the treated observation is categorized LR-TR Nonviable