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. 2020 Jun 3;8:80. doi: 10.1186/s40478-020-00951-4

Fig. 1.

Fig. 1

Radiological and histological characteristics of the index case. Preoperative brain MRIs for the primary tumor demonstrated a mass involving the right frontal lobe as well as the left occipital and temporal lobes (a, b). Representative histology of the primary tumor shows a diffusely infiltrating astrocytoma with predominantly lower grade features (c). Re-resection material met histologic criteria for glioblastoma (d)