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. 2026 Apr 9;17:1805920. doi: 10.3389/fphar.2026.1805920

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Copyright © 2026 Liu, Wang, Li and Li.

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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Panel A shows non-contrast CT on Day 15 demonstrating surgical cavity with residual pneumocephalus. Panel B displays CT on Day 25 showing resolution of pneumocephalus and decreased edema. — Postoperative computed tomography evolution following neurosurgical drainage. (A) Non-contrast CT on Day 15 showing surgical cavity with residual pneumocephalus (arrows) and mild effusion; midline structures centered. (B) CT on Day 25 demonstrating resolution of pneumocephalus and reduction in lesion size with decreased edema, indicating favorable response to therapy.