Preferred Label : paradoxical halo sign;
Definition : Round, dense rim around lucent liver defect on a hepatic angiogram with minimal displacement
of hepatic artery and portal vein. Suggests extrahepatic mass, which pushes parenchyma
straight anterior or posterior.;
Source : Eisenberg, Ronald L. Atlas of Signs in Radiology.;
Origin ID : RID35417;
Associated condition(s)
Round, dense rim around lucent liver defect on a hepatic angiogram with minimal displacement
of hepatic artery and portal vein. Suggests extrahepatic mass, which pushes parenchyma
straight anterior or posterior.
