Shared Flashcard Set

Details

Basic Science- Rickettsia & Ehrlichia
MSK week 3
18
Medical
Graduate
08/22/2018

Additional Medical Flashcards

 


 

Cards

Term
Gram stain of rickettsiae
Definition
Small Gram neg coccobacilli
Term
True or false: rickettsia multiply w/in vacuoles
Definition
False
Term
True or false: rickettsia parasitize WBCs
Definition
False
Term
T/F: Ehrlichia muliply w/in vacuoles
Definition
False
Term
T/F: Ehrlichia parasitize WBCs
Definition
True
Term
T/F: Coxiella grows in vacuoles of host cells
Definition
True
Term
T/F: Rocky Mtn Spotted Fever is isolated to the Rocky Mtns
Definition
False (mostly Appalachian region)
Term
Which bacteria causes Q fever?
Definition
Coxiella burnetii
Term
Which bacteria cause RMSF?
Definition
Rickettsia rickettsii
Term
How long do you have to remove a tick before you get exposed to R. rickettsii?
Definition
24-48hrs
Term
Which bacteria is responsible for louse-borne typhus?
Definition
Rickettsia prowazeki
Term
Tx for rickettsials?
Definition
Tetracycline. Chloramphenicol not commonly used (causes Gray Baby Syndrome)
Term
Which organism causes flea-borne typhus?
Definition
Rickettsia typhi
Term
Which organism is transmitted in unpasteurized milk?
Definition
C. burnetii
Term
For which organism is being a livestock handler a risk factor?
Definition
C. burnetii
Term
Test of choice for rickettsiae?
Definition
Direct immunofluorescence
Term
What lab test uses proteus strains to separate out which type of rickettsia you have?
Definition
Weil-Felix test
Term
Which drugs are contraindicated because they can stimulate growth of rickettsiae?
Definition
Sulfonamides
Supporting users have an ad free experience!