Like this study set? Create a free account to save it.

Sign up for an account

Already have a Quizlet account? .

Create an account

IVC obstruction renal vein enlargement renal vein thrombosis venous aneurysms portal venous abnormalities portosystemic shunts

With an IVC obstruction, increase in caliper will be where?

below the point of obstruction

What are the most common causes of IVC obstruction?

right heart failure
enlarged liver
lymph node enlargement

What can be placed in the IVC to prevent a clot from moving to the heart?


Sonographically, fresh clots appear how?


Sonographically, older clots appear more what?

hyperechoic (brighter)

Tumors in the IVC are most often caused by what?


Sonographically, a tumor will appear as what?

echogenic FOCI IN VESSEL

What causes renal vein enlargement?

portal hypertension

What is used exclusively to sonographically evaluate the renal veins?


Although rare, venous aneurysms occur primarily where?

neck & lower extremities
portal vein

Portal vein aneurysms are caused by what?

portal vein hypertension

Which vein on the upper portion of the main portal vein is not commonly seen on ultrasound?

umbilical vein

What can cause portal vein thrombosis?

portal hypertension
inflammation from an abdominal process

What are the clinical signs of portal vein thrombosis?

low grade fever

Sonographically, how can a portal vein thrombosis be detected?

clot in vessel
collateral circulation
unable to visualize portal vein

An increase in portal venous pressure resulting in the vein measuring >13 mm is considered what?

portal hypertension

What causes portal hypertension?

fatty infiltration of the liver
inflammation (from alcoholism/cirrhosis)

What are the clinic signs of portal hypertension?

GI bleeding

What is the treatment for portal hypertension?

transjugular intrahepatic portosystemic shunt (TIPS)

What is TIPS?

metal stent placed between a hepatic vein & intrahepatic portal vein to the jugular vein (usually the right veins)

What can be seen sonographically when a patient has been treated with a TIPS?

a bright white-echogenic tubular structure between the portal and hepatic veins

What complications can arise from TIPS?


When are arterial/venous shunts & fistulas commonly placed?

dialysis (treating kidney disease)
biopsy of kidney or femoral artery

What can be sonographically visualized when arterial/venous shunts & fistulas are placed?

turbulent/swirling of blood on color doppler

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions and try again


Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

Voice Recording