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DVT423-EH4
USIDMS Hepatoportal Doppler
| The left portal vein branches into ________________ and __________________ branches. | Medial and lateral |
| What is the normal size of the MPV? | <13mm |
| Normal portal vein flow has these characteristics: | Low velocity, continuous flow, phasic, and hepatopedal |
| What low velocity range is the portal system moving at? | 20-40 cm/s |
| What is the most common cause of portal hypertension (PH)? | Cirrhosis |
| What kind of obstructions can cause PH? | Prehepatic, intrahepatic, and post hepatic obstructions |
| What is considered splenomegaly? | >13cm |
| What is the purpose of a TIPS procedure? | To decompress, or reduce, the pressure within the portal system. |
| What are the characteristics of normal hepatic vein flow? | Pulsatile, phasic, and hepatofugal |
| What is Budd-Chiari syndrome? | The stenosis or obstruction of the hepatic veins. |