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“Typical” GBM demonstrating a huge enhanced tumor with perifocal edema before (A–D) and after (E–H) neoBev. Regression rates of T1Gd-GR (A, E), T1Gd-PR (C, G), FLAIR-GR (B, F), and FLAIR-PR (D, H) after neoBev were −61%, −14%, −71%, and −26%, respectively. FLAIR, fluid-attenuated inversion recovery; GBM, glioblastoma; GR, good rensponder; PR, poor responder; T1Gd, T1-weighted images with gadolinium enhancement.
