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79 Cards in this Set
- Front
- Back
Hereditary disease that causes excessive production of thick mucous |
cystic fibrosis |
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fluid accumulation causes by a rupture of a pancreatic pseudocyst into the abdomen; free-floating pancreatic enzymes are very dangerous to surrounding structures |
Pancreatic ascites |
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enlargement of the gallbladder caused by a slow, progressive obstruction of the distal common bile duct from an external mass, such as adenocarcinoma of the pancreatic head |
Courvoisier's sign |
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abnormal increase in WBC's caused by infections |
leukocytosis |
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"sterile abscess" collection of pancreatic enzymes that accumulate in the available space in the abdomen, usually in or near the pancreas |
pancreatic pseudocyst |
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space or cavity that contains fluid but has no true endothelial lining membrane |
pseudocyst |
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enzyme secreted by the pancreas to aid in the digestion of carbohydrates |
amylase |
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hormone that causes glycogen formation from glucose in the liver and that allows circulations glucose to enter tissue cells |
insulin |
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pancreatic enzyme that is elevated during pancreatitis |
serum amylase |
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the kind of pancreatic function that involves the production and digestion of pancreatic juice |
exocrine function |
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the kind of pancreatic function that involves the production of the hormone insulin |
endocrine function |
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serves as the posterior border to the body of the pancreas |
superior mesenteric artery |
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lies in the C-loop of the duodenum; the gastroduodenal artery is the anteriolateral border, and the common bile duct is the posterolateral border |
head of the pancreas |
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forms the right superior border of the body and head of the pancreas and gives rise to the gastroduodenal artery |
common hepatic artery |
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lies posterior to the neck or body of the pancreas and anterior to the uncinate process of the gland |
superior mesenteric vein (SMV) |
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small, curved tip of the pancreatic head that lies posterior to the superior mesenteric vein (SMV) |
uncinate process |
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lies in the epigastrum anterior to the superior mesenteric artery (SMA), and vein (SMV), aorta, and inferior vena cava (IVC) |
body of the pancreas |
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junction of the splenic vein and main portal vein; posterior border of the body of the pancreas |
portal-splenic confluence |
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tapered end of the pancreas that lies in the left hypochrondrium near the hilus of the spleen and upper pole of the left kidney |
tail of the pancreas |
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positive sign implies exquisite tenderness over the area of the gallbladder upon palpation |
Murphy's sign |
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stones in the bile duct |
choledocholithiasis |
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small septum within the gallbladder, usually arising from the posterior wall |
junctional fold |
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cystic growth on the common bile duct that may cause obstruction |
choledochal cyst |
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inflammation of gallbladder; may be acute or chronic |
cholecystitis |
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variant of adenomyomatosis; cholesterol polyps |
cholesterolosis |
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small polypoid projections from the gallbladder wall |
adenomyomatosis |
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inflammation of the bile duct |
cholangitis |
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calcification of gallbladder wall |
porcelain gallbladder |
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gallbladder variant in which part of the fundus is bend back on itself |
phrygian cap |
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small part of the gallbladder that lies near the cystic duct where stones may collect |
Hartmann's pouch |
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connects the gallbladder to the common hepatic duct |
cystic duct |
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small opening in the duodenum in which the pancreatic and common bile duct enter to release secretions |
ampulla of vater |
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extends from the point where the common hepatic duct meets the cystic duct; drains into the duodenum after it joins with the main pancreatic duct |
common bile duct |
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develops when normal venous channels become obstructed |
collateral circulation |
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pus-forming collection of fluid |
pyogenic abscess |
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affects hepatocytes and interferes with liver function |
diffuse hepatocellular disease |
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most common form of neoplasm of the liver; primary sites are colon, breast, and lung |
metastatic disease |
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Hypoechoic mass with an echogenic central core (abcess, metastases) |
Bull's-eye lesion |
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classification of liver disease where the main problem is blocked bile excretion within the liver or bilary system |
obstructive disease |
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blood urea nitrogen; laboratory measurement of the amount of nitrogenous waste and creatinine in the blood |
?
|
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classification of liver disease where hepatocytes are the primary problem |
hepatocellular disease |
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enzyme of the liver |
alkaline phosphatase |
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aspartate aminotransferase - anzyme of the liver |
? AST- or formally know as serum glutamic-oxaloacetic transaminase |
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Alanine aminotransferase - enzyme of the liver |
? ALT - or formally known as glutamic-pyruvic transaminase |
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yellow pigment in bile formed by the breakdown of RBC's; excreted by liver and stored in the gallbladder |
bilirubin |
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enters the liver at the porta hepatis |
main portal vein |
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extends from the umbillicus to the diaphragm in a sagittal plan and contains the ligamentum teres |
falciform ligament |
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boundary between the 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 |
main lobar fissure
|
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lies in the epigastrium and left hypochondrium |
left lobe of the liver |
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area superior to the liver that is covered by peritoneum so the IVC may enter the chest |
bare area |
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separates left lobe from caudate lobe; shown as echogenic line of transverse and sagittal images |
ligamentum venosum |
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smallest lobe of the liver situated on the postsuperior surface of the left lobe; the ligamentum venosum is the anterior border |
caudate lobe |
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a congenital variant, _____ ____, can sometimes be seen as an anterior projection of the liver and may extend inferiorly as far as the iliac crest |
Riedel's lobe |
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the liver is covered by a thin connective tissue layer called ________ capsule |
Glisson's |
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sugars may be absorbed from the blood in several forms, but only _____ can be used by cells through the body as a source of energy |
glucose |
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the accompanying loss of oncotic pressure in the vascular system allows fluid to migrate into the interstitial space, resulting in _________ in dependent areas |
edema |
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within the homogenous parenchyma lie the thin-walled ____ ___, the brightly reflective _____ _____, the ______ arteries, and the _______ duct |
hepatic veins
portal veins
hepatic
hepatic |
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list the four criteria assess when evaluating the liver parenchyma |
1. size 2. configuration 3. homogenicity 4. contour |
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in focal sparing, the most common affected areas are anterior to the _______ or portal vein and the posterior portion of the _______ _____ |
gallbladder
left lobe
|
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list four of the eight sonographic finding for cirrhosis of the liver: |
1. coarsening of the liver parenchyma secondary to fibrosis and nodularity 2. increased attenuation may be present with decreased vascular markings 3. Hepatosplenomagly may be present with ascites surrounding the liver 4 the caudate lobe and the left lateral lobe may be hypertrophied with the caudate-to-right lobe exceeding 0.65 |
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A(n) _______ _______ is a benign, congenital tumer consisting of large, blood-filled cystic spaces |
Cavernous hemangioma |
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bile is the principal medium for excretion of bilirubin and |
cholesterol |
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Sonographically, the common duct lies _____ and to the ____ of the portal vein in the region of the porta hepatis and gastrohepatic ligament |
anterior
right
|
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the hepatic artery lies ______ and to the _______ of the portal vein |
?
|
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on a transverse scan, the common duct, hepatic artery, and portal vein have been referred to as the ______ ______ |
mickey mouse |
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The normal wall thickness of the gallbladder is less than ____ mm |
3 |
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a hyperplastic change in the gallbladder wall ______ |
adenomyomatosis |
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the job of the sonographer is to localize the level and cause of the obstruction. List the three primary areas where obstruction occurs |
1. intrapancreatic obstruction 2. suprapancreatic obstruction 3. porta hepatic obstruction |
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the pancreatic gland appears sonographically ______ to slightly more ______ than the hepatic parenchyma |
isoechoic
hyperechoic |
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the major posterior vascular landmarks of the pancreas are the ______ and _____ ___ ____ |
aorta
inferior vena cava (IVC)
|
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the ____ ____ ____ crosses anterior to the uncinate process of the head of the gland and posterior to the neck and body |
superior mesenteric vein
|
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the tortuous ____ ____ is the superior border of the pancreas |
splenic artery |
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the ____ ___ _____ receives tributaries from lobules at right angles and enters the medial second part of the duodenum with the common bile duct at the ampulla of vater |
duct of Wirsung |
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the pancreas is both a digestive (_____) and a hormonal (______) gland |
exocrine
endocrine |
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failure of the pancreas to furnish sufficient insulin leads to ______ _____ |
diabetes mellitus |
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exocrine function is performed by ____ ____ of the pancreas |
acini cells |
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there are specific enzymes of the pancreas that may become altered in pancreatic disease, namely _____ and _____ |
amylase
lipase |
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________ controls the blood sugar level in the body |
glucose |
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an acute attack of pancreatitis is commonly related to ____ ____ _____ and ________ |
bilary tract disease
alcoholism |