Presentation
Patient with an adenocarcinoma metastasis treated with radiosurgery.
Note: This case has been tagged as "legacy" as it no longer meets image preparation and/or other case publication guidelines.
From the case:
Cerebral radiation necrosis
![](https://prod-images-static.radiopaedia.org/images/23395/37821028e3d8fb9ea32cd42c388efd_thumb.jpeg)
![](https://prod-images-static.radiopaedia.org/images/23396/2155dcd21ee4dd1b39ab4e3e30a56f_thumb.jpeg)
![](https://prod-images-static.radiopaedia.org/images/23397/35ecad0537e95f29071a410e5c815a_thumb.jpeg)
![](https://prod-images-static.radiopaedia.org/images/23398/516f15b869300d474517af2fda7837_thumb.jpeg)
![](https://prod-images-static.radiopaedia.org/images/23399/49f6f003396a6c3751899125593ab7_thumb.jpeg)
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![](https://prod-images-static.radiopaedia.org/images/23400/3d2b4bfb46d15d937ec0986a7149de_thumb.jpeg)
Download
Info
![](https://prod-images-static.radiopaedia.org/images/23395/37821028e3d8fb9ea32cd42c388efd_big_gallery.jpeg)
Peripherally-enhancing lesion in the left parieto-occipital region surrounded by vasogenic edema. Note the reduced perfusion in the enhancing component helping to differentiate it from recurrence.