The main portal vein should measure less than _____________… Posted byAnonymous January 16, 2026 Questions The mаin pоrtаl vein shоuld meаsure less than _____________ mm. Show Answer Hide Answer Tags: Accounting, Basic, qmb, Post navigation Previous Post Previous post: What is the arrow pointing to in the sonographic image? Next Post Next post: How is a color image on most ultrasound systems generated?