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. 2022 Jul 29;9:962723. doi: 10.3389/fsurg.2022.962723

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© 2022 Liu, Zhou, Zhang, Deng, Hu, He, Liu and Yang.

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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Intravertebral vacuum phenomenon (IVP) with vertebral fractures and ankylosing spondylitis. Lateral x-ray (A) and sagittal CT (B) showed low-intensity cleft throughout T12 and L1, characterized by well-defined hypointensity on T1 (C), hyperintensity on T2 (D), and hyperintensity on short time inversion recovery (E).