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. 2018 Sep 19;9(5):857–882. doi: 10.1007/s13244-018-0643-0

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© The Author(s) 2018

Open Access This 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. 24 — Venous channels and lakes. Axial (a), coronal (b) and sagittal (c) head CT images depict serpiginous structures in the frontal and parietal bones (arrowheads) representing prominent venous channels. Axial head CT (d) and axial post-contrast T1-weighted (e) images show a lucent focus along the left parietal bone with enhancement consistent with a venous lake (dashed arrows). There are also mildly prominent serpiginous venous channels in the frontal bones (thick arrows)