Lesson 6 (Part 2) Flashcards
Where is the bare area located?
On the posterior superior aspect of the liver
What is the bare area directly touching?
The diaphragm
- only part not covered by peritoneum
How does the falciform ligament run?
Sagittally
When scanning the ligamentum venosum sagittally, what are your 2 landmarks?
- IVC
2. Hepatic artery
How does the ligamentum venosum appear on a sonogram?
Echoic
What is in between the ligamentum venosum and the IVC?
The caudate lobe
What does the main lobar fissure connect?
The gallbladder and the fossa of the IVC
What is the vasculature of the liver? (2)
- Hepatic veins
- first tributaries - Hepatic arteries
Where are the hepatic veins compared to the hepatic arteries?
Hepatic veins = more superior
Hepatic arteries = more inferior
What is the only fissure we see sonographically?
The main lobar fissure
When do the hepatic veins get larger?
As they move into the IVC
- more posterior and moves anterior
Intersegmental
Definite division between borders
What is an example of intersegmental?
Hepatic veins
Intrasegmental
Borders are unclear
What is an example of intrasegmental?
Portal veins