Fig. 4From: The TRUTH confirmed: validation of an intraindividual comparison of gadobutrol and gadoteridol for imaging of glioblastoma using quantitative enhancement analysisThe quantitative enhancement (QE) analysis system analyses both unenhanced (a) and contrast-enhanced (b) T1-weighted images allowing accurate quantification of enhancement in regions that are much darker than normal appearing white matter (arrow on the QE map in c)Back to article page