with an animal model of hepatic metastases from breast cancer , iv administration of gd-dtpa ( 0.2 mmol/kg ) shows a biphasic time response , transiently increasing the signal intensity of liver relative to tumor , with c/n ratio magnitudes increasing from -5.7 to -16.3 ( se 250/20 ) ;
C0494165
hepatic metastases
C0023884
liver