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Table 4 Imaging Features at MRI and MDCT

From: Diagnostic performance of gadoxetic acid–enhanced liver MRI versus multidetector CT in the assessment of colorectal liver metastases compared to hepatic resection

   Characteristic Lesions number (%)
MR T1-weighed sequences homogeneously hypointense 489 (100.0%)
T2-weighed sequences central area of very high signal intensity 350 (71.5%)
homogeneous hyperintense 139 (28.4%)
DWI restricted diffusion 489 (100.0%) median ADC 1.23 × 10–3 mm2/s
Gd-EOB MR Arterial phase rim enhancement 187 (38.2%)
hypointense 302 (61.7%)
Gd-EOB MR Portal phase homogeneously hypointense 406 (83.0%)
enhancing rim 83 (16.9%)
Gd-EOB MR transitional phase low signal intensity compared to the surrounding parenchyma 489 (100%)
HPB phase homogeneously hypointense 297 (60.7%)
target appearance 192 (39.3%)
MDCT Unenhanced images isoattenuating 384 (100.0%)
Arterial phase isoattenuating 201 (52.4%)
Portal and equilibrium phase hypoattenuating 183 (47.6%)
hypoattenuating 384 (100.0%)