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Figure 2. Perfusion weighted imaging(PWI) and histopathological photograph from a patient with anaplastic astrocytoma (same patient as in Figure 1). (a) Relative cerebral blood volume (rCBV) colour map. (b) Signal-intensity time-curve. (c) Histopathological photograph. rCBV maps were inhomogeneous with various increases of signal intensity in both solid portion and peritumoural region of tumour. Histopathological photograph of tumour confirmed the diagnosis of anaplastic astrocytoma.
