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12 Cards in this Set
- Front
- Back
What are most cases of hepatitis usually due to?
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viral hepatitis. but without specific info its hard to tell.
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Patient learns that he has chornic hepatitis due to viral infection. Which viruses can cause chornic infections and hepatitis?
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HBV and HCV, HDV
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What hepatitis viruses most commonly cause chronic infection in adults who become infected?
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HCV
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Anti-HAV IgM: neg
Anti HAV IgG: pos HBsAg: postive Anti-HBsAG: neative HBcAG: pos HBeAG: pos Anti-HCV IgG: pos |
Infected with HBV and HCV
Having antibodies to HCV indicates they are currently infected. indication of core antibodies means this person has not had the vaccine previously. |
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What is the confirmatory test for HCV?
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single RNA strand.
HIV is also the same test |
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Describe the dane particle of HBV
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-enveloped, HBsAg
-core, HBcAg -DNA genome -DNA pol - reverse transcriptase core protein is used as a marker for infection. e antigen is made in high concentrations, and correlates with high production of virus and transmissability. viral production really changes over time. HBsAg particles |
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What other viruses could Mr. Brown be infected with that could be trasnmitted in teh dental clinic?
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HSV1 HSV2, Measles virus, HIV, EBV, Varicella zoster, Influenza
Saliva: influenza, HSV-1, HSV-2, EBV blood borne: HIV |
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Personnel at GSDM are required to show proof of immunity for which viruses?
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MMR, HBV, VZV, Influenza
variola virus - causes small pox, usualy don't get vaccinated. |
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How would HCV most likely be transmitted in the dental clinic?
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contacted with infected blood
HCV isn't shed in the feces. Enveloped viruses are not transmitted by fecal oral route. |
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Is Mr. Brown required to inform his dentist that he has hepatitis?
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No
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Knowing that Mr. Brown has hepatitis can Dr. Smith refuse to treat him?
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No
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If Dr. Smith was infected with HBV or HCV, could he still practice dentistry?
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Yes
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