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liver vocab.
Diagnostic Medical Sonography
37
Medical
Undergraduate 1
04/27/2011

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Cards

Term
alkaline phosphate
Definition
enzyme of the liver
Term
ALT
Definition

alanine aminotransferase

enzyme of the liver

Term
AST
Definition

aspartase aminotransferase

enzyme of the liver

Term
bare area
Definition
area superior to the liver that is not covered by peritoneum so that IVC may enter the chest
Term
bilirubin
Definition
broken down product of hemoglobin; excreted by the liver and stored in the gallbladder
Term
bull's eye (target) lesion
Definition

hypoechoic mass with an echogenic

central core

Term
BUN
Definition
blood urea nitrogen
Term
caudate lobe
Definition
small lobe of the liver situated on the posterosuperior surface of the left lob; the ligamentum venosum is the anterior border
Term
collateral circulation
Definition
develops when normal venous channels become obstructed
Term
diffuse hepatocellular disease
Definition
affects hepatocytes and interferes with liver function
Term
epigastrium
Definition
area between the right and left hypochondrium that contains part of the liver, duodenum, and pancreas
Term
extrahepatic
Definition
outside the liver
Term
falciform ligament
Definition
extends from the umbilicus to the diaphragm in a sagittal plane and contains the ligamentum teres
Term
hepatocellular disease
Definition

 refers to liver cells or hepatocytes as

 primary problem

Term
diffuse hepatocellular disease
Definition
affects hepatocytes and interferes with liver function
Term
hepatocyte
Definition
a parenchymal liver cell that performs all functions ascribed to the liver
Term
hepatofugal
Definition
flow away from the liver
Term
hepatopetal
Definition
flow towards the liver
Term
hyperglycemia
Definition
uncontrolled increase in glucose
Term
hypoglycemia
Definition
deficiency of glucose
Term
intrahepatic
Definition
within the liver
Term
left hypochondrium
Definition
left upper quadrant of the abdomen that contains the left lobe of the liver, spleen, and stomach
Term
left lobe of the liver
Definition

lies in the epigastrium and

left hypochondrium

Term
left portal vein
Definition
supplies the left lobe
Term
ligamentum teres
Definition
appears as bright echogenic foci on transverse image; along with falciform ligament, it divides medial and lateral segments of left lobe
Term
ligamentum venosum
Definition
separates left lobe from caudate lobe; shown as echogenic line on the transverse and sagittal images
Term
liver function tests
Definition
specific lab tests that look at liver function
Term
main lobar fissure
Definition
boundary between right and left lobes of the liver; seen as hyperechoic line on the sagittal image extending from the portal vein to the neck of the gallbladder
Term
main portal vein
Definition
enters the liver as the porta hepatis
Term
metastatic disease
Definition
most common form of neoplasm of the liver; primary sites are colon, breast, and lung
Term
neoplasm
Definition
refers to any new growth
Term
obstructive disease
Definition
refers to bile excretion blocked within the liver or biliary system
Term
pyogenic abscess
Definition
pus-forming collection of fluid
Term
right hypochondrium
Definition
right upper quadrant of the abdomen that contains the liver and gallbladder
Term
right lobe of liver
Definition
largest of the lobes
Term
right portal vein
Definition
supplies the right lobe of the liver; branches into anterior and posterior segments
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