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75 Cards in this Set
- Front
- Back
before the Hep B vaccine, ____% of general dentists and ____% of oral surgeons had hep B
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7-9% and 21%
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hep b can be contracted from
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needlesticks, contaminated survfaces, splashes to eye, or oral mucosa, percutaneously thorugh cuts or breaks in skin, contact with infected saliva
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hep b is ___ times (more/less) infective than HIV
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50-100 times MORE
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hep c used to be called
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hep non-a, non-b
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hep c is DNA or RNA virus?
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RNA virus
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how many people in the us have hep c
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4 million
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how is hep c transmitted
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blood and blood products
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most peple with hep c infections got it from
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blood transfusions prior to 1990
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hep c can be sexually transmitted t/f
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t
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what is the leading reason for liver transplants in usa
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hep c
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hep b can proceed to chronic infection without an acute stage; hep c can proceed to chronic infection without an acute stage;
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The first statement is true and the second statement is true
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evan is a redneck; he is also yellow-bellied
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The first statement is true and the second statement is false
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most hep c infecitons become chronic and remaain in a persistent carrier state (t/f, name percentage)
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true; 85% become chronic
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hep c can be transmitted via saliva
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f
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which is more infectious, hep b or hep c
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hep b
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vaccine is available for hep c
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no, false
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hep c treatment involves which two drugs
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interferon and ribaviron
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most cases of hep c resolve
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false; 15 percent resolve, most go chronic
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most cases of chronic hep c form cirrhosis
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false; 20 percent form cirrousis, 80% stabilize
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name 4 extra hepatic manifestationso f chronic hep c
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sjogren's like syndrom (dry eyes, dry mouth); rheumatoid arthritis; lichen planus (skin/mucosa) in 5-10%; Thrombocytopenia purpura
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hep d is an RNA/DNA/partial RNA virus
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partial RNA
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hep d needs which other type of hep to survive
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hep b; simultaneous infection with acute hep b, or superihnfection with previous chronic hep b
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hep d transmission can be via
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blood and sexual
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hep e is transmitted fecal-orally, hep a is also transmitted fecalorally
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true;true
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hep e produces Acute/chronic/both hepatitis
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acute
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hep e can cause ________, especially in india, and with pregant people
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fulminant hepatitis
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hep e can become chronic; there is no carrier state
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False (it doesnot beome chronic); true
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Hep f exists
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probably not
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Hep G is common; it is also well understood
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false; false
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TTV stands for
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Transfusion-transmitted Virus
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long term sequelae to chronic hep b and c can include
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cirrhosis, increased bleeding tendencies, hepatocelluar carcinoma
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HBeAg is a marker of
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infectivity of hep b
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describe what HBsAg, HBeAg, and anti-HBc levels do in cases of chronic hep b versus resolving hep b
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chronic - levels remain moderately high; resolving, anti-HBc remains high, but HBsAg and HBeAg (marker of infectivity) die off
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biliary cirrhosis is more common in
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women 9:1 ratio women:men
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biliary cirrhosis affects the
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ductile system of liver
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primary billiary cirrhosis is
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autoimmune disease in which antimitochondrial antibodies are characteristic
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an autoimmune disease in which the bile ducts are the target, and protal tract granulomas form
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primary biliary cirrhosis
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secondary biliary cirrhosis is due to
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due to longstanding extra-hepatic biliary obstruction, sclerosisng cholagnitis, and tumors of pancreas
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bile stasis looks like ____ and is common in ____ (disease)
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yellow green discoeration of the liver; common in secondary biliary cirrhosis
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alcoholic liver disease
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steatosis (fatty changes in hepatocytes); focal liver cell necrosis, infiltrates of neutrophils and mallory bodies
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mallory bodies are
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intracytoplasmic eosinophillic inclusions
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steatosis
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fatty changes in hepatocytes
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a liver will first suffer from ______ or _______ before it finally ends up cirrhotic from alcoholic liver diesease
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steatosis or hepatitis
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hemochromatisis
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autosomal recessive defect of iron absorption that leads to excess iron accumulation and pigmented micronodular cirrhosis
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gilbert's disease
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autosomal dominant, asymptomatic, affects 5% of population, intermittent jaundice, unconjugated hyperbilirubinemia
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wilson's disease
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autosomal recessive diesase of copper matabolism resuliting in accumulation of copper and kayser-fleisher rings
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alpha-1-antitrypsin deficiency
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one of most common causes of childhood cirrhosis, high mortatlity rate, high rate of liver cancer
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crigler-najjar
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dubin-Johnson
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Rotor syndrome
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yayser fleisher rings
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brown ring discoleoration of the iris the is common in wilson's disease (accumulation of copper)
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is gilbert's disease more common in women or men
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males
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Budd-Chiari syndrome
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thrombosis of/obstruction of the hepatic vein
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autoimmune hepatitis - how do you treat it?
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steroids
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primary biliary cirrhosis
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autoimmune disease: destruction of intrahepatic bile ducts and progression to cirrhosis, htought to be due to type IV hypersensitivity
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Primary biliary cirrhosis is autoimmune, but secondary biliary cirrhosis is not autoimmune
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true; true
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primary sclerosing cholangitis
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autoimmune; affects young males (under age 40), usually have underlying bowell disorder; increased incidence of cholangiocarcinoma (10%)
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hemangioma
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most common benighn hepatic tumor
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adenoma
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benign hepatic tumor associated with oral contraceptife use, almost all in women
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Metastatic disease in liver
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malignant tumor of liver; majority of liver malignaccies are metastatic; poor prognosis
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hepatocellular carcinoma
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most common primary malignancy; 5:1 males
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a person with aflatoxin B1 or increased serum levels of alpha-fetoprotein might have
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hepatocellular carcinoma (most common primary malignancy)
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cholangeocarcinoma
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bile duct carcinoma
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liver fluke infection is associated with
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cholangiocarcinoma
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t/f cholahngeocarcinoma is associated with HBC, HBV, and/or cirrhosis
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f
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exposure to pvc, thorotrast and arsnec is associated with
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hemangioscarcoma (a rare and malignant vascular tumor)
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cholecystitis (acute)
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inflamation, nausea, upper right quadrant/epigastric pain, might think it is a heart attack
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cholecystitis (chronic)
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thinckening of gallbladder wall due to fibrosis, chronic inflamations; frequently complicated by gallstones
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porcelain gallbladder
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dystrophic calcification in gallbladder
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cholelithiasis
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gallstones - causes irritation of gallbladder
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gallstones are more common in
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women 3:1; native americans; over fourty years old, fertile (multiple pregnancies), fat people
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asian gallstones are primarily made of
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calcium birubinate mixed with cholesterol
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in u.s. gallstones are primariliy made of
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cholesterol
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adenocarcinoma
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most common primary tumor of gallbladder - very poor prognosis
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t/f gallbladder tumors are often benign
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f
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