Vascular Doppler Techniques

In patients that develop portal venous hypertension, the portal blood flow becomes ___

• Hepatopedal

• Hepatofugal

How can you distinguish the common bile duct from the hepatic artery?

• Color flow

• Texture

• Measurement

• Location

What demonstrated the most turbulence of the celiac branches?

• Left gastric artery

• Common hepatic artery

• Splenic artery

• Right gastric artery

Which vessel is usually highly resistive with little to no flow in diastole, but then becomes low resistive with enhanced diastole flow post prandial.

• IMA

• Celiac trunk

• SMA

• Common hepatic artery

When renal cell carcinoma is present where should the sonographer always look for tumor invasion?

• Aorta and Renal veins

• IVC and Renal veins

• Aorta and Hepatic veins

• IVC and Hepatic veins

True or False

Duplex doppler is an effective way to screen patients for suspected Budd-Chiari syndrome.

• True

• False

What is the normal direction of blood flow within the main portal vein?

• Hepatofugal

• Hepatopetal

True or False

Doppler analysis of the SMA may be able to diagnose abdominal angina and mesenteric arterial occlusion.

• True

• False

What type of vessel has a high diastolic component and supplies organs that need constant perfusion?

• Celiac Trunk

• Common Hepatic Artery

• Resistive vessels

• Non Resistive vessels

Which isn't a type of vessel that is resistive?

• Brachial arteries

• Iliac arteries

• Internal carotid arteries

• External carotid arteries