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Waterfall plot demonstrating the intracranial response to bevacizumab-based treatment in patients with recurrent BM on T1 CE (after Gd-contrast enhancement) and T2/FLAIR MRI images. FLAIR sequence or if not available T2 sequence was used for response assessment. The best clinical response for each patient is given below. SD, stable disease; PR, partial response; PD, progressive disease.
