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Fig. 5 | Radiation Oncology

Fig. 5

From: DCE and DSC perfusion MRI diagnostic accuracy in the follow-up of primary and metastatic intra-axial brain tumors treated by radiosurgery with cyberknife

Fig. 5

a-c (axial SE T1-weighted after Gadolinium administration), b-d (rCBV colorimetric map). Left paratrigonal and occipital brain metastases from lung cancer treated by SRS follow-up MRI examination. The enhancing left paratrigonal lesion shows low rCBV value according to radiation necrosis. The enhancing left occipital lesion shows a peripheral component with high rCBV value, according to tumor recurrence

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