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12 Cards in this Set
- Front
- Back
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What are the common hosts for Francistella tularensis?
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rabbits, squirrels, muskrats
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What are the vectors for F. tularensis?
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ticks & deer flies
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What does an X-ray of your lungs for F. tularensis look like?
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PATCHY infiltrates in 1 or more lobes
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Who is at the highest risk for acquiring F. tularensi?
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lab workers
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How many CFU become infectious dose for F. tularensis?
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10-50 CFU
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What are the three ways that Coxiella burnetti can be transmitted?
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1.inhalation
2.contaminated milk 3.bite from tick |
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What causes Q fever?
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C. burnetti
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What occurs during the acute phase?
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infected by inhalation and proliferation in alveolar macrophages
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If C. burnetti spread, where are the most likely sites?
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Granulomas in liver, thus presents symptoms of hepatitis
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What is the complication in chronic infection of C. burnetti (months or years of infections)?
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subacute endocarditis
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What type of protocol a phycisian can do to carry out a diagnosis of C. burnetti
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serology with IFA
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What does a physician look for in differences in Ig between acute vs chronic Q fever?
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Acute:
- IgM to phase I and phase II antigens - IgG to phase II antigen Chronic: - increased IgG/IgA to phase I antigen with constant/decline in titer to phase II antigen |
