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41 Cards in this Set

  • Front
  • Back
urobilin
color of stool and urine
most common cause of jaundice
hepatitis
second most common cause of jaundice
Gilbert's
HepA
most common cause of hepatitis and jaundice
HBsAg > 6 months
defines chronic HBV
only marker present in window phase
anti-HBc-IgM
Anti-HbS
protective Ab
immunization or recovery from past infection
extravascular hemolysis: urine UBG and urine bilirubin
UBG +++
urine bilirubin 0
cholestatis: urine UBG and urine bilirubin
UBG 0
urine bilirubin ++
viral hepatitis: urine UBG and urine bilirubin
UBG ++
urine bilirubin ++
AI hepatitis
positive serum ANA and anti-smooth muscle antibodies
neonatal hepatitis
multifactorial
biopsy shows multinucleated giant cells
Reyes syndrome
enceophalopathy
fatty change in liver
fulminant hepatic failure
decreased transaminases
increased PT and ammonia
hepatic artery infarction
uncommon
portal vein thrombosis
ascites
portal HTN
no hepatomegaly
intrahepatic obstruction to blood flow
cirrhosis is most common cause
centrilobular necrosis
combined LHF and RHF
"nutmeg" liver
most common cause of hepatic vein thrombosis
polycythemia vera
alcoholic hepatitis
acetaldehyde damages hepatocytes
extrahepatic cholestasis
most often due to a stone in the common bile duct
primary sclerosing cholangitis
strong ass. with UC
obliterative fibrosis of intrahepatic and extrahepatic bile ducts
jaundice, cirrhosis, and increased incidence of cholangiocarcinoma
regenerative nodules
produce intrasinusoidal HTN
portal vein formed by
splenic and superior mesenteric
hyperestrinism in males
gynecomastia, spider angiomas
primary biliary cirrhosis
AI granulomatous destruction of bile ducts in triads
anti-mitochondrial Abs and IgM
hemosiderosis
acquired Iron overload disease
cause of hemosiderosis
multiple blood transfusions (sicke cell and thalassemia pts)
alcohol abuse
well water (iron pipes)
cirrhosis BUN and ammonia
decreased BUN
increased serum ammonia
hypocalcemia in cirrhosis
decreased serum albumin decreases total serum calcium
decreased vitamin D as liver needed to make 25-OH-vit D
liver cell adenoma
anabolics
oral contraceptives
intraperitoneal hemorrhage
liver mets
most common cancer of liver
lung is most common primary site
increased serum AFP
hepatocellular carcinoma
cholesterol gallstones
increased cholesterol in bile
decreased bile salts and lecithin
black pigment gallstone
sign of extravascular hemolysis
calcium bilirubinate
brown pigment stones
sign of common bile duct infection
pain radiation in cholecystitis
right scapula
most common cause of acute pancreatitis
alcohol abuse
seat belt trauma
most common cause of pancreatitis in children
serum lipase
more specific for amylase in pancreatitis
persistent increase in serum amylase
consider pancreatic pseudocyst