Which of the following is not the indication of portal vein tumor thrombosis caused by liver cancer?

A、Concentricblackshadowsintheinferiorvenacava;
B、Themaindiameteroftheportalveinisnotproportionaltothediameterofthebranch.;
C、Portalveinbranchislargerthanthemainone.;
D、Portalveiniswidenedanddensityisuneven.;
E、Fillingdefectinportalvein.