IVC Flashcards
(24 cards)
What is the normal measurement for the IVC?
2.5 cm in diameter
What forms the IVC
A convergence of the common iliac veins
The IVC is anterior to what?
Spine, crus of diaphragm, rt psoas muscle, rt renal artery, rt adrenal gland
What is the IVC posterior to?
Pancreas head, transverse duodenum, portal vein, CBD, posterior surface of liver, hepatic veins
What is superior to the IVC?
Nothing
What is inferior to the IVC?
Diaphragm
What is medial to the IVC?
Rt renal vein, rt ureter, rt adrenal gland, rt kidney
What is right lateral to the IVC?
Lt renal vein, aorta, caudate lobe of liver
How many sections does the IVC have? And what are they?
4 sections
Hepatic section, suprarenal section, renal section and postrenal section
What section is found directly posterior to the liver?
Hepatic section
Where is the prerenal section?
Extends from just inferior to the hepatic vein to slightly superior to the renal veins
What is the most inferiorly located section of the IVC?
Renal section
Which section extends from just inferior to the renal veins until the common iliac veins converge?
Post renal section
What are the tributaries of the IVC?
Common iliac veins, lumbar veins, gonadal veins, renal veins, suprarenal veins, hepatic veins
What is the primary function of the IVC?
Return deoxygenated blood to the heart
What is the best scanning plane to see the IVC sonographically?
Sagittal
What is the best area to place the transducer to see the IVC?
Epigastric area
What type is respiration will cause the IVC to increase in size?
Expiration
Which portion of the IVC extends inferior to the Hepatic vein and superior to the renal veins?
Suprarenal
When a patient takes a deep breath in what should happen to the IVC?
It decreases in size
Where does the left gonadal vein empty into?
Left renal vein
What causes nutcracker syndrome?
Compression of left renal vein
Which kidney is at risk for developing nutcracker syndrome?
Left kidney
Which renal vein is longer?
Left renal vein
