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. 2022 Jun 3;64(8):1483–1509. doi: 10.1007/s00234-022-02986-x

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Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 8 — Sphenoid osteomyelitis in a 67-year-old male patient with chronic rhinosinusitis. Axial (a) and coronal (b) CT with bone algorithm reconstruction show maxillary sinusitis, osteolysis of the right greater sphenoid wing (white arrows) without cortical involvement, and thickening of maxillary sinus walls on both sides (dotted white arrows). Axial MRI images show inflammatory bony changes of the right greater sphenoid wing characterised by low SI on T1W image (c, white arrow) and mild enhancement after gadolinium contrast agent injection on T1W fat-saturated image (d, white arrow)