Figure 2From: Added value of advanced over conventional magnetic resonance imaging in grading gliomas and other primary brain tumorsExample of MR images of glioblastoma (grade IV). a-c, Signs of necrosis, identified as regions within the neoplasm with hypointensity on contrast-enhanced axial T1-weighted images (a) and hyperintensity on T2-weighted images (b) and FLAIR images (c). d, Signs of hemorrhage seen as an area of hypointensity (arrow) due the paramagnetic blood breakdown products on the axial EPI T2*-weighted images.Back to article page