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. 2021 Jun 21;12:680040. doi: 10.3389/fneur.2021.680040

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Copyright © 2021 Song, Dornbos, Lan, Jiao, Wan, Guo, Ding, Yang, Ji and Meng.

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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The relationships between CCVT and CVSS (A–C), Non-enhanced (D–F), and contrast-enhanced (G–I) HR-MRBTI of the brain in Case 3 (on admission). Initially, venous drainage insufficiency may induce enlargement of arachnoid granulations within the sinuses, resulting in hemodynamic changes in the sinuses and resultant endothelial damage and dysfunction, which can then lead to CVSS. Thrombosis may develop in cortical veins near CVSS. Finally, under standard therapy with anticoagulation, CCVT and CVSS may experience partial or full recanalization.