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26 Cards in this Set
- Front
- Back
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G+C
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staph
strep enterococci |
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G+B
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corynebacterium
propionibacterium lactobacilli clostridium - anaerobic actinomyces listeria monocytogenes |
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G-B
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enterobacteria - e. coli, enterobacter, salmonella, shigella
pseudomonas legionella haemophilus bordetella campylobacter |
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G-C
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neisseria
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meningitis pathogenesis
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seeding from bacteremia/viremia in blood stream
direct inoculation from trauma, surgery replication causes intracranial pressure, edema, decreased cerebral blood flow |
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diagnosis of bacterial meningitis
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blood culture
CSF - cell count/differential; increased neutrophils (100-1000 x 10^6/litre) bacterial culture |
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diagnosis of fungal meningitis
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culture, silver stain - budding yeast cells
latex agglutination - latex beads w/ antibody specific to c. neoformans, binds, visible agglutination on black surface |
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diagnosis of viral meningitis
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virus culture
PCR often undiagnosed |
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encephalitis pathogenesis
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primary - virus directly invades brain/spinal cord
secondary - virus infects another part and then enters brain |
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diagnosis of encephalitis
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clincial
PCR antibody detection to find what type |
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hepatitis
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inflammation of liver
ABCDE (ABC most common) A - fecal, oral (worldwide) B/C - blood/body fluid |
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HAV
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+ sense RNA
food/water diagnosis - antibody Ig, stool vaccine, no treatment antibody prophylaxis |
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HBV
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dsDNA
sexual - blood diagnosis - Ig and Antigen and DNA vaccine lamivudine treatment antibody prophylaxis |
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HCV
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+ sense RNA
blood IVDA diagnosis - Ig, Ag, RNA no vaccine treatment - IFN and Ribavirin no antibody prophylaxis |
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HBsAg
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general marker of infection
infectious |
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HBsAB
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recovery/immunity
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HBcAB IgM
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early antibody
marker of acute infection |
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HBcAB IgG
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past antibody
past/chronic infection |
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HBeAg
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active replication of virus
infectious |
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HBeAB
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virus no longer replicating
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Hepatitis C antibody
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IgG - means they have it
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Hepatitis A IgM
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recent HAV
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Hepatitis A IgG
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had it in the past/vaccinated
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acute HBV
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HBcIgM, HBsAg, HBeAg or HBeAB?
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chronic HBV
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HBcIgG, HBsAg, maybe HBeAg
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vaccinated against HBV
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HBsAB
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