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. 2020 Mar 24;14:13. doi: 10.3389/fninf.2020.00013

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Copyright © 2020 You, Tsang, Yu, Tsui, Woo, Lui and Leung.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Samples of hyperdense MCA signs. (a) Right hyperdense MCA sign (yellow arrow), partial volume artifact of bony anterior clinoid process (red arrow). (b) Left hyperdense MCA sign (yellow arrow), MCA calcifications (red arrow). (c) Right hyperdense MCA sign (yellow arrow). (d) Left hyperdense MCA sign (yellow arrow).