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Radiological improvement in peritumoral edema after bevacizumab. Axial FLAIR images for P05 before (A) and after (B) bevacizumab show a marked decrease in the edema surrounding hemorrhagic bilateral frontal lobe metastases. The milder FLAIR hyperintensity further posteriorly was attributed to prior treatment (including WBRT). Axial FLAIR images for P12 before (C) and after (D) bevacizumab demonstrated marked improvement in edema without any use of corticosteroids
