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What are the signs and symptoms of portal hypertension?
- *NO SYMPTOMS
- *Presents with painless upper GI hemorrhage due to esophageal varices
- Sono findings
- * Ascites
- * Portal system venous collaterals
What is a TIPS shunt?
Transjugular intrahepatic portal systemic shunting
placed between the hepatic vein and portal vein (RHV & RPV)
What direction is hepatopedal and hepatofugal flow?
Hepatopedal - flow toward the liver
hepatofugal - flow away from the liver
What is Budd-Chiari syndrome and who is it most commonly found in?
Disorder from a hepatic vein obstruction by thrombus or tumor
*found in young women on birth control*
When will you see portal vein gas? and where will it typically be seen
- Ischemic bowl disease
- (Ulcerative colitis, crohns)
*intrahepatic portal veins in the periphery of the liver
Characteristics of a cavernous hemangioma?
Most common benign tumor of the liver
- *enhances sound
What is a echinococcal cyst and its characteristics?
- Hydatid disease
- *parasitic (tapeworm)
- cyst with detached endocyst
*DO NOT DRAIN---TOXIC---can cause anaphalactic shock
What covers the portal triad vessels that make it have a hyperechoic appearance?
What and where is a pyogenic abscess?
Common in Rt lobe
*does not have to travel out of the US*
What, where and how is an amebic abscess?
Parasite (amoeba) from intestines - thru portal vein
Travels from other countries
What, and how is a fungal abscess?
Mycotic (fungal) infection
- 1)wheel within a wheel
- 2)bull's eye
- 3)uniformly hypoechoic focus
- 4)echogenic focus
What are the four hepatic fissures?
- * Main Lobular
- * Rt intersegmental
- * Lt intersegmental
- *divides left lobe into medial and lateral segment
- * Ligamentum venosum
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