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9 Cards in this Set
- Front
- Back
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what bug causes the plague?
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Yersinia pestis
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what is the reservoir and vector for sylvatic plague?
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Reservoir is ground squirrels and prairie dogs in southwest
Transmitted by fleas |
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what is the reservoir and vector for urban plague?
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Rats are common reservoir
Transmitted by fleas |
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Rapid vascular collapse with disseminated intravascular coagulation (DIC) → blackening of skin “Black Death”
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Yersinia pestis
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3 major virulence factors for Yersinia pestis (there is one you have to know for sure)
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Slime capsule (protein-polysaccharide, termed F-1 antigen) associated with intracellular survival
Endotoxin Exotoxin know as bacteriocin (pesticin)****** |
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pt presents with diarrhea that is bloody, has pain that resembles appendicitis, and has a history of drinking unpasteurized milk products...what does he have
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Yersinia enterocolitica
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pt shows up with a eschar on the right finger. the infection wont seem to go away. you find out the pt had a cat. What is going on and what are 2 of the lab findings?
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Pasteurella multocida
Gram-negative coccobacilli Oxidase positive |
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person gets scratched by a cat..typical..and then has fever and localized lymphadenopathy. what bug caused this?
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Bartonella henselae
cat-scratch disease |
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pt has disseminated b henselae, leading to sepsis, infections of the skin, and have Cytokines produced → proliferation of small blood vessels → lesion known as bacillary angiomatosis.. what type of pt will you find this in
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AIDS (immunocompromised)
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