portal hypertension Flashcards
1
Q
how is portal vein formed
A
by union of superior mesenteric and splenic veins
2
Q
what is pre-hepatic
A
blockage of portal vein before the liver
3
Q
what is intrahepatic
A
distortion of liver architecture
4
Q
what is post-hepatic
A
venous blockage outside the liver
5
Q
most common cause
A
cirrhosis
6
Q
how can portal vein blockage be identified
A
by ultrasound with Doppler imaging
7
Q
what is the only clinical evidence
A
splenomegaly
