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20 Cards in this Set
- Front
- Back
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Main cause of Jaundice in young adults
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viral hepatitis
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Cause of newborn jaundice?
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lower UDP transferase activity in liver
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Where is bile reabsorbed?
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terminal ileum
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Cause of gallbladder contraction
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CCK (during meals)
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Prevalence of gallstones in men and women
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15% of men
up to 30% of women |
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Racial risk factors
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American Indian > Caucasian > AA
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3 factors of chol stone pathogenesis
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supersaturation of bile
nidus for cholesterol crystal formation gallbladder dysmotility/bile stasis |
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Black gallstone risk factors
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old age, chronic hemolysis
cirrhosis |
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Cause of brown gallstones
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infection and chronic biliary stasis (often in ducts)
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Name for stones in the gallbladder
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cholelithiasis
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Sx & PE of cholecystitis
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Sx: RUQ pain/biliary colic (crampy, 1/2-1 hr after eating, waves)
PE: Fever, Murphy's sign |
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Labs for cholecystitis
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normal LFTs, inc WBC
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Tx for cholecystitis
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surgery or antibiotics
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Choledocholithiasis blocks where?
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common bile duct
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Clinical presentation of choledocholithiasis
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biliary colic
jaundice scleral icterus Acholic (clay-colored) stool Dark (tea-colored) urine diarrhea |
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Non-stone obstructions of bile duct
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tumors (bile duct, GB, metastases)
PSC worms & parasites benign strictures |
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What can be done during ERCP?
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stone extraction or stenting
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Klatskin tumor causes inflammation where?
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liver, it's a specific cholangiocarcinoma
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ERCP largely used for what?
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treatment w/ symptoms
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When is percutaneous transhepatic cholangiogram done?
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when ERCP is impossible, unsuccessful, or unavailable
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