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Microbiology Gram+ Cat- Cocci
Streptococcus and Enterococcus
36
Microbiology
Graduate
10/18/2012

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Cards

Term
three tests that could be performed on a swab to identify the isolate
Definition
(1) antigen detection from throat specimens (2) gram stain (3) PCR
Term
sequelae from untreated group A strep
Definition
rheumatic fever, acute glomerulonephritis
Term
what does group A strep cause?
Definition
impetigo, necrotizing fasciitis, scarlet fever or TSS
Term
what is the common treatment for group A strp?
Definition
Penicillin
Term
what if a pregnant women has group B strep
Definition
needs to be treated to prevent early onset meningitis in her child
Term
importance of enterococci
Definition
can pass on resistance to drugs to other organisms
Term
nutrionally deficient strep
Definition
needs selective media
Term
beta hemolytic streps
Definition
group A-T serotypes
Term
group A strep
Definition
s. pyogenes
not normal flora
Term
group B strep
Definition
s. agalactiae
normal flora
Term
group C,F,G
Definition
s.milleri, s.dysgalatiae
Term
disease of group A strep
Definition
phyarngitis, impetigo, necrotizing facitis, scarlet fever tss

sequele!
Term
disease of group B strep
Definition
meningitis (early onset and lare onset), septicemia, post pardem infections (treat mom with ab before) and UTI
Term
group A strep virulence factors
Definition
dnase, hyaluronidase
Term
group B strep virulence factors
Definition
unknown
Term
tests for group A strep
Definition
bacitracin (susceptible), PYR (+), ag dectection
Term
tests for group B strep
Definition
camp test (+), hippurate (+), ag dectection, chrome agars
Term
tests for group C,F,C strep
Definition
PYR (-), hippurate (-), and camp (-)
Term
diseases of alpha hemolytic strep
Definition
meningitis, pneumonia, bacteremia, sinutis, otitis media
Term
alpha hemolytic strep
Definition
S.pneumoniae and viridins strep
Term
virulence factors of S.pneumoniae
Definition
capsule, pneumolysin (lyse cell)
Term
ID of s. pneumoniae
Definition
P disk (optochin) susceptible, donut colonies, bile solubility, latex test, antigen detection
Term
treatment of s.pneumoniae
Definition
3rd generation drugs
Term
Viridans strep
Definition
normal flora
Term
diseases of viridins strep
Definition
endocardidis, brain absecess
Term
virulence factors of viridins strep
Definition
attachment factors
Term
ID of viridins strep
Definition
PYR (-), Bile agar (-), salt broth (-)
Term
Abiotrophia and Granulicatella
Definition
normal oral flora
Term
virulence factors of Abiotrophia and Granulicatella
Definition
unknown
Term
disease of Abiotrophia and Granulicatella
Definition
endocarditis
Term
ID of Abiotrophia and Granulicatella
Definition
requires B6
Term
enterococcus
Definition
E. faecalis, E. faecium
Term
diseases of enterococcus
Definition
UTI, bacteremia, endocarditis
Term
virulence factors of enterococcus
Definition
adhesions, mutlidrug resistance
Term
ID of enterococcus
Definition
lancefeild group D, PYR (+), BE agar (+), salt broth (+)
Term
treatment of enterococcus
Definition
amicillin and vancomycin
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