多形性胶质母细胞瘤( GBM )显示肿瘤细胞深染和多形性。注意典型的血管构成，如图左边坏死区域肿瘤细胞呈栅栏状围绕。
This glioblastoma multiforme (GBM) demonstrates marked cellularity with marked hyperchromatism and pleomorphism. Note the prominent vascularity as well as the area of necrosis at the left with neoplastic cells palisading around it.