Portal HTN Flashcards Preview

Pathophysiology > Portal HTN > Flashcards

Flashcards in Portal HTN Deck (6)
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1
Q

What is portal vein HTN

A

Increased resistance to hepatic blood flow

2
Q

Prehepatic

A

Portal vein thrombosis

External pressure d/t tumour

Enlarged lymph nodes that obstruct the portal vein

3
Q

Post hepatic

A

Thrombosis

Veno-occlusive disease

Right sided heart failure that impedes outflow of venous blood from the liver

4
Q

Intrahepatic

A

Alcoholic cirrhosis

5
Q

Complications of portal HTN

A

Ruptured varix
Ascites
Portosystemic shunts

6
Q

Why anemia

A

Engorgement of vessels causes slower transit time through spleen