Portography via the umbilical vein.
D000328:Adult; D006801:Humans; D008107:Liver Diseases / Q000000981:diagnostic imaging*; D008297:Male; D008722:Methods; D008875:Middle Aged; D010690:Phlebography; D011169:Portal Vein / Q000000981:diagnostic imaging*; D014471:Umbilical Veins / Q000000981:diagnostic imaging*