SB82 Liver - loosely taken from Fiser's ABSITE review
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
---|---|---|---|---|---|
Most common hepatic artery variant | Right hepatic artery off the SMA
🗑
|
||||
The variant of left hepatic artery off the left gastric artery is found within what structure? ______________ | The gastrohepatic ligament
🗑
|
||||
This structure carries the obliteral umbilical vein to the undersurface of the liver ____________ | Ligamentum teres
🗑
|
||||
This line drawn from the middle of the gallbladder fossa to the IVC separates the liver into its right and left lobes ____________ | Cantlie’s line
🗑
|
||||
Hepatic segment 1 is also known as the _________ lobe | Caudate
🗑
|
||||
What is the term for the peritoneum that covers the liver? ____________ | Glisson’s capsule
🗑
|
||||
These ligaments are lateral and medial extensions of the coronary ligament on the posterior surface of the liver ___________ | Triangular ligaments
🗑
|
||||
Liver macrophages are also known as _____________ cells | Kupffer
🗑
|
||||
The ligament where the bile duct, portal vein and hepatic artery (portal triad) meet | Hepatoduodenal
🗑
|
||||
The portal vein is located in this orientation in the portal triad ___________ | Posterior
🗑
|
||||
The anterior, posterior, superior and inferior borders of the Foramen of Winslow | Anterior – portal triad, posterior – IVC, superior – liver, inferior – duodenum
🗑
|
||||
The Pringle maneuver will not stop this structure from bleeding | Hepatic vein, because it is not within the portal triad
🗑
|
||||
The portal vein starts at the joining of these two structures | Splenic vein and SMV
🗑
|
||||
The middle hepatic artery is most commonly a branch off of the ____________ hepatic artery | Left
🗑
|
||||
Most primary and secondary tumors of the liver are supplied blood by this structure __________ | Hepatic artery
🗑
|
||||
The middle hepatic vein joins the ___________ (left / right) hepatic vein in 80% of people before going into the IVC | Left
🗑
|
||||
Accessory right hepatic veins drain the medial aspect of the right lobe directly into the ________ | IVC
🗑
|
||||
What drains the caudate lobe, and where? | The caudate lobe drains directly into the IVC through separate hepatic veins
🗑
|
||||
What is the usual energy source of the liver? ____________ | Ketones
🗑
|
||||
Clotting factors NOT made in the liver | vWF and Factor VIII
🗑
|
||||
What is the only water-soluble vitamin stored by the liver? | Vitamin B12
🗑
|
||||
Which hepatocytes are most sensitive to ischemia? ________ | Central lobular
🗑
|
||||
How much normal liver can be safely resected? | 75%
🗑
|
||||
Bilirubin is conjugated into what substance by the liver? __________ | Glucuronic acid
🗑
|
||||
Bilirubin is conjugated in the liver by what enzyme? __________ | Glucuronyl transferase
🗑
|
||||
The substance produced by the breakdown of bilirubin by bacteria in the terminal ileum __________ | Urobilinogen
🗑
|
||||
The final bile composition is determined by what factor? | The active reabsorption of water in the gallbladder
🗑
|
||||
Bile acids are conjugated into what substances? | Taurine and glycine
🗑
|
||||
The main biliary phospholipid ____________ | Lecithin
🗑
|
||||
The purpose of lecithin in bile acid | Solubilizes cholesterol and emulsifies fats in the intestine
🗑
|
||||
Jaundice occurs when bilirubin is at what level? | 2.5
🗑
|
||||
Gilbert’s disease – underlying cause, and lab findings | Abnormal uptake; mildly elevated unconjugated bilirubin
🗑
|
||||
Crigler-Najjar disease – underlying cause, and lab findings | Inability to conjugate; very elevated unconjugated bilirubin
🗑
|
||||
Physiologic jaundice of the newborn– underlying cause, and lab findings | Immature glucuronyl transferase; elevated unconjugated bilirubin
🗑
|
||||
Rotor’s syndrome – underlying cause, and lab findings | Deficiency in storage ability; elevated Conjugated bilirubin
🗑
|
||||
Dubin-Johnson syndrome – underlying cause, and lab findings | Deficiency in SECRETION; elevated Conjugated bilirubin
🗑
|
||||
Anti-HBc-IgM (core) is elevated for the first _______ months | 6 months
🗑
|
||||
Findings in a patient who had infection with hepatitis with recovery and subsequent immunity | Elevated anti-HBc and anti-HBs antibodies, and no HBs antigens
🗑
|
||||
Causes fulminant hepatitis in pregnancy ___________ | Hepatitis E
🗑
|
||||
Most common cause of liver failure __________ | Cirrhosis
🗑
|
||||
Best indicator of synthetic function in patients with cirrhosis _______ | Prothrombin time
🗑
|
||||
Outcome of acute fulminant hepatic failure is determined by _________ | The course of encephalopathy
🗑
|
||||
Liver failure causes hepatic encephalopathy through its inability to metabolize and buildup of what substances? | Ammonia, mercantanes, methane thiols, false neurotransmitters
🗑
|
||||
Protein intake in hepatic encephalopathy should be limited to < __________ g/day | 70
🗑
|
||||
How much albumin should be given after paracentesis? | 1 g albumin for each 100 mL ascites removed
🗑
|
||||
Postpartum liver failure with ascites is often due to ________________ | Hepatic vein thrombosis
🗑
|
||||
How do you diagnose hepatic vein thrombosis? | SMA arteriogram with venous phase contrast
🗑
|
||||
To make a diagnosis of SBP, how many neutrophils will be contained in a milliliter of ascitic fluid? | 250 neutrophils per mL
🗑
|
||||
What is the most common organism in SBP? | E. coli
🗑
|
||||
If there are multiple organisms grown on culture of ascitic fluid in a patient with SBP, what likely caused the contamination? _________ | Bowel perforation
🗑
|
||||
Treatment for SBP | Third-generation cephalosporin
🗑
|
||||
Initial treatment for bleeding esophageal varix | Sclerotherapy (90% effective)
🗑
|
||||
Bleeding varices have a _________ % mortality with the first episode | 33%
🗑
|
||||
Another name for hepatic vein occlusive disease | Budd-Chiari syndrome
🗑
|
||||
Treatment of Budd-Chiari syndrome | Portocaval shunt (needs to connect to the IVC above the obstruction)
🗑
|
||||
Indications for splenorenal shunt | Child’s A cirrhosis with only bleeding on presentation; contraindicated in refractory ascites
🗑
|
||||
Most common cause of portal hypertension in children | Extrahepatic thrombosis of the portal vein
🗑
|
||||
Amebic abscesses are usually located in the _________ lobe of the liver | Right
🗑
|
||||
What are the tests for an echinococcal cyst? | Casoni skin test and indirect hemagglutination
🗑
|
||||
Treatment for echinococcal cyst | Pre-operative albendazole followed by intact resection
🗑
|
||||
Treatment for schistosomiasis _______________ | Praziquantel
🗑
|
||||
Most common organism found in pyogenic liver abscess ____________ | E. coli
🗑
|
||||
Most common cause of pyogenic liver abscess ________________ | Bacteremia from intra-abdominal infection
🗑
|
||||
Test for hepatic adenoma | No uptake of sulfur colloid (no Kupffer cells in the adenoma – focal nodular hyperplasia will show uptake)
🗑
|
||||
This liver lesion has a central stellate scar ____________ | Focal nodular hyperplasia
🗑
|
||||
HCC has a ______ % 5-year survival rate with resection | 30%
🗑
|
||||
Vascularity of primary liver tumors versus metastatic liver tumors | Primary – hypervascular; metastatic - hypovascular
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
StudyBug82
Popular Surgery sets