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38 Cards in this Set
- Front
- Back
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what cause Rocky Mountain Spotted Fever
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Rickettsia rickettsii
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what Rickettsia rickettsii cause
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Rocky Mountain Spotted Fever
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transmission of Rickettsia rickettsii
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tick
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transmission of Rocky Mountain Spotted Fever
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tick
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Sx of Rocky Mountain Spotted Fever
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fever
headache rash myalgia anorexia |
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Cx of Rocky Mountain Spotted Fever
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pneumonitis
myocarditis renal failure disseminated intravascular coagulation CNS involvement |
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difference between Rocky Mountain Spotted Fever and Mdeiterranean spotted fever
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similar
Mdeiterranean spotted fever is milder |
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why there are different spotted fevers
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varies between differenct geographical areas
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what is caused by R. provazekii
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epidemic typhus
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what cause epidemic typhus
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R. prowazekii
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transmission of epidemic typhus
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louse
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transmission of R. prowazekii
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louse
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which Rickettsia infection may reactivate
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R. prowazekii
epidemic typhus |
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how is the reactivation of Rickettsia infection presents
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milder reactivation of latent infection many years later
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name of recurrent P. prowazekii infection
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Brill-Zinsser disease
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what cause Murine Typhus
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R. typhi
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what R.typhi cause
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Murine Typhus
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transmission of R.typhi
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flea
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transmission of Murine typhus
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flea
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Sx of murine typhus
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acute febile illness
rash headache |
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difference between murine typhus and epidemic typhus
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Sx similar
murine typhus is much milder |
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Sx of epidemic typhus
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acute febrile illness
rash headache |
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what cause scrub typhus
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R. tsutsugamushi
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what R. tsutsugamushi cause
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scrub typhus
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transmission of scrub typhus
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mite
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transmission of R.tsutsugamushi
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mite
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where is scrub tyhus found
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SE asia
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what cause Q fever
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Coxiella burnetii
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what Coxiella brunetii cause
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Q fever
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Sx of Q fever
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acute febrile illness
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Dx of rickettsia
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- not culture as dangerous and special cultre technique
- serology (Weil-Felix --> agglutination); Ab by IF; complement fixation test for Q-fever |
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Tx of Rickettsia
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tetracyclines
doxycycline |
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what does R. conorii cause
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Mediterranean spotted fever
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what cause mediterranean spotted fever
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R. conorii
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how does rickettsia maintain the population
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rodents
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what happen to the bite site of tick/louse/flea/mite containing Rickettsia
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necrose locally
black eschar formed |
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what does rickettsia affect
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endothelial cells esp capillaries (vasculitis)
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how does rickettsia affect the blood vessels
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necrosis of blood vessels
thrombus formation |
