VASCULAR DISORDERS

Question 1

vascular disorders are impaired flow how to the liver?

Answer 1

impaired flow into liver

• hepatic artery compromise
• infarction
• portal vein obstruction

impaired flow through liver
-obstruction of sinusoids

impaired flow out of liver

• Budd-Chiari syndrome, obstruction of 2+ major hepatic veins
• -due to hepatomegaly, pain, ascites and portal hypertension b/c of polycythemia vera, preg, oral contraceptives, hepatocellular carcinoma

Question 2

name this flow of the liver?

hepatic artery compromise

infarction

portal vein obstruction

Answer 2

impaired flow into liver

Question 3

obstruction of sinusoids

causes:
cirrhosis
heart failure
thrombosis
neoplasm
DIC
sickle cell disease

Answer 3

impaired flow through liver

Question 4

Budd-Chiari syndrome-obstruction of 2+ major hepatic veins

causes: 
polycythemia vera
pregnancy
oral contraceptives
hepatocellular carcinoma
hereditary thrombotic disorders

Answer 4

impaired flow out of liver