Table 1:

Comparison of DECT findings differentiating ESDE from SDH

DiagnosisTraditional Mixed (120-kV) ImagesHigh-Monochromatic (190-keV) ImagesVNC ImagesIodine-Overlay Images
ESDEHyperdenseHypodenseHypodensePositive
SDHHyperdenseHyperdenseHyperdensePositive/negative