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. 2021 Oct 25;3(1):vdab150. doi: 10.1093/noajnl/vdab150

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© The Author(s) 2021. Published by Oxford University Press, the Society for Neuro-Oncology and the European Association of Neuro-Oncology.

This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial License (https://creativecommons.org/licenses/by-nc/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited. For commercial re-use, please contact journals.permissions@oup.com

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Figure 1. — Representative examples of radiation necrosis (Left) and tumor progression (Right) in metastatic brain lesions (boxes) treated with stereotactic radiosurgery. The original T₁ post-contrast and T₂-FLAIR images are shown in the top row. Radiomic images of entropy (middle row) and mpRad clonality (bottom row) demonstrate heterogeneity of the lesions (line arrows) and surrounding edema (open arrows).