Shared Flashcard Set

Details

Gastrointestinal
Hepatitis
33
Medical
Graduate
02/06/2010

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Cards

Term
Name 3 constitutional sx in a pt presenting w/ hepatitis.
Definition
Malaise, anorexia, and fever
Term
Name 3 clinical sx of jaundice.
Definition
Nausea, abd pain, and jaundice
Term
What is route of transmission of hepatitis A? What is a major risk factor?
Definition
Fecal-oral. International travel.
Term
What is the diagnostic test for Hep A?
Definition
IgM Ab against HAV 5-10d /p exposure and elevated LFTs
Term
Does HAV become chronic?
Definition
No, only acute, self-limited infxn.
Term
What is the route of transmission of HBV? What are risk factors?
Definition
Blood/STD. Unprotected sex, MSM, tattooing, IVDU, healthcare workers,perinatal transmission.
Term
What complication of HBV has a 60% mortality rate and is the massive necrosis of hepatocytes?
Definition
Fulminant hepatitis
Term
The chronic (carrier) state of HBV is most common in who? Are LFTs abnormal?
Definition
Immunodeficient, IVDU, HD pts. Normal LFT.
Term
What are the sx of chronic persistent hepatitis?
Definition
Asymptomatic, self-limited. Will have elevated AST/ALT.
Term
Describe the hepatic sx of chronic active (aggressive) hepatitis? How is it diagnosed?
Definition
Chronic inflammation w/ hepatocyte destruction (cirrhosis and liver failure), elev. LFTs. Liver bx.
Term
25% of cases of fulminant hepatitis are caused by what? 50% are caused by what?
Definition
Hepatotoxic drugs (acetaminophen). Hepatitis A-E.
Term
How is the route of transmission for hep C? Risk factors?
Definition
Blood/STD. Being a slut or anything associated w/ being in prison.
Term
Name 5 factors associated w/ HCV disease progression.
Definition
1)>40yo at dx 2)Male 3)High Etoh use 4)Daily marijuana 5)Viral co-infection (HIV, HBV)
Term
Name 3 indications for antiviral tx for HCV.
Definition
1)>18yo 2)(+) anti-HCV & HCV RNA 3)Liver bx showing chronic hepatitis
Term
What is the antiviral for HCV?
Definition
Pegylated interferon alfa + ribavirin x 6mo
Term
What is the route of transmission for Hep D?
Definition
Blood/STD
Term
Hep D only causes hepatitis in association w/ what?
Definition
Hep B infection (can co-infect or superinfect)
Term
What is the difference b/t of co-infection vs superinfection in regards to HBV/HDV?
Definition
Co-infect at same time (lower chronic rate, higher risk fulminant hepatitis). Super-HDV /p HBV (60% dev. cirrhosis).
Term
What is the route of transmission for hep E? Risk factors?
Definition
Fecal-oral. International travel.
Term
Does hep E typ. evolve into chronic hepatitis or CA? What type of pt may dev. fulminant hepatitis?
Definition
No. Pregnant women.
Term
A benign tumor of the liver associated w/ the use of oral contraceptives and anabolic steroids?
Definition
Liver cell (hepatic) abscess
Term
A benign tumor of the liver w/ large vascular endolethial-lined spaces filled w/ RBCs.
Definition
Cavernous hemangioma
Term
A very common benign tumor of the liver w/ small white nodules.
Definition
Bile duct adenoma
Term
What is the most common malignant tumor?
Definition
Metastatic CA to the liver
Term
A malignant tumor of the liver that is caused by exposure to vinyl chloride and arsenic?
Definition
Angiosarcoma
Term
Malignant tumor of the intrahepatic duct.
Definition
Chlolangiocarcinoma
Term
Who does hepatoblastoma occur in?
Definition
Children
Term
90% of primary liver neoplasms are ____.
Definition
Hepatocellular CA (HCC)
Term
What is HCC strongly associated with? (5)
Definition
HBV, cirrhosis, alfatoxin B (fungus), androgens, and oral contraceptives.
Term
What lab finding is present in 50-90% of pts w/ HCC?
Definition
Alpha-fetoprotein (AFP)
Term
Name 6 s/sx associated w/ HCC.
Definition
Tender hepatomegaly, ascites, wt loss, fever, polycythemia, and hypoglycemia.
Term
What is the typical cause of death in HCC?
Definition
GI bleed and liver failure
Term
Which of the hepatitis viruses have a vaccine?
Definition
A and B
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