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High-grade tumor: injected dose, 0.1 mmol/kg.
A, Contrast-enhanced T1-weighted image (530/20/1) in a 44-year-old man with a mass in the left central region shows irregular contrast enhancement (arrow).
B, rCBV map shows elevation of the rCBV of the tumor (arrow) but with little contrast. The lesion was confirmed to be a WHO grade VI glioma.
