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. 2024 Sep 18;24:250. doi: 10.1186/s12880-024-01408-z

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© The Author(s) 2024

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 2 — A patient with segment VII HCC measuring 6.5 cm. (A) and (B) Axial CT images in the arterial and venous phases, respectively, showing early arterial contrast enhancement of the lesion and contrast washout in the venous phase relative to the surrounding liver. (C) and (D) 3D reconstructed CT angiography images in AP view and oblique views, respectively, showing the possible feeding artery (arrow) to the lesion arising from replaced right hepatic artery from SMA (dashed arrow). (E) DSA of the SMA at the origin of the replaced right hepatic artery using 5Fr catheter showing the possible feeding artery (arrow). (F) Post-TACE DSA image showing complete opacification of the lesion with lipiodol after chemotherapy-lipiodol mixture injection through the microcatheter (arrow) in the feeding artery. Both observers identified the feeding artery in 3D images and DSA images