ARDMS ABDOMEN ULTRASOUND
REGISTRY EXAM REVIEW WITH COMPLETE
QUESTIONS AND CORRECT ANSWERS
WITH CLEAR IMAGES
How many segments does the Couinaud system divide the liver
into? Correct Answer Eight surgical segments
What divides the right lobe of the liver into an anterior and
posterior segment? Correct Answer Right hepatic vein
What vessel separates the right and left lobe? Where does it lie
(fissure)? Correct Answer Middle hepatic vein, which lies in the
main lobar fissure
LLL is divided into medial and lateral segments by: Correct
Answer Left hepatic vein
,The caudate lobe is separated from the LLL by which ligament?
Correct Answer ligamentum venosum
Main portal vein is created by the merging of which two vessels?
What is this area referred to as? Correct Answer Superior
mesenteric vein and splenic vein. Known as the splenic portal
confluence
What is the name of the capsule surrounding the liver? Correct
Answer Glisson capsule
Normal AP measurement of the MPV? Correct Answer 13mm or
less
What is an enlarged (>13mm) portal vein signify? Correct Answer
Portal hypertension
Normal MPV flow? Correct Answer Hepatopetal and monophasic
w/ some respiratory variation
Where do the hepatic veins drain? Correct Answer IVC
These veins are considered both interlobar and intersegmental
Correct Answer hepatic veins. They are located between the
segments and the lobes
,normal hepatic vein flow Correct Answer -Hepatofugal - away
from liver
-pulsatile, triphasic due to right atrial pressure changes
-respiratory variation
Narrowing or occlusion of the hepatic veins is indicative of:
Correct Answer Budd-Chiari syndrome
The liver hilum is also know as Correct Answer The porta hepatis
flow pattern of the hepatic artery should be Correct Answer low
resistance since it is feeding the liver
After birth the umbilical vein becomes Correct Answer
ligamentum teres aka round ligament
-runs along with the falciform ligament
-will usually be seen near left portal vein in left liver
Where can the main lobar fissure be seen? Correct Answer -in
sag plane
-will appear to connect the neck of the GB with the RPV
-also separates right and left hepatic veins
hepatic steatosis Correct Answer fatty liver
, Causes of fatty liver disease Correct Answer Fatty deposits
within the hepatocytes.
Once it becomes cirrhosis, it is non-reversible.
steatohepatitis Correct Answer inflammation of the liver
associated with fat
precursor for chronic liver dx leading to fibrosis, cirrhosis, and
HCC
hepatomegaly size Correct Answer >15cm
need to correlate with clinical hx
don't confused Riedel's lobe as hepatomegaly
Fatty liver symptoms and labs Correct Answer Symptoms:
-usually asymptomatic
Labs:
-Increased LFTs (especially AST and ALT)
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