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15 Cards in this Set

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  • Back
Identify this catalase negative, gpc:

Gamma hemolytic
BE: negative
6.5% NaCl: negative
Streptococcus viridans group
Identify this catalase negative, gpc:

Beta hemolytic
BE: negative
Bacitracin: positive
CAMP: negative
Beta-Streptococcus Group A (S. pyogenes)
Identify this catalase negative, gpc:

Alpha hemolytic
BE: positive
6.5% NaCl: negative
Streptococcus Group D, non-Enterococcus
Identify this catalase negative, gpc:

Beta hemolytic
BE: negative
Bacitracin: negative
Hippurate hydrolysis: negative
Beta-Streptococcus not group A, B, or D
Identify this catalase negative, gpc:

Gamma hemolytic
BE: positive
6.5% NaCl: positive
Enterococcus
Identify this catalase negative, gpc:

Alpha hemolytic
BE: negative
Optochin: positive
Streptococcus pneumoniae
Identify this catalase negative, gpc:

Beta-hemolytic
BE: negative
PYR: positive
CAMP: negative
Beta-Streptococcus Group A (S. pyogenes)
Identify this catalase negative, gpc:

Beta-hemolytic
BE: negative
Bacitracin: negative
Hippurate hydrolysis: positive
Beta-hemolytic Streptococcus Group B (S. agalactiae)
Identify this catalase negative, gpc:

Alpha hemolytic
BE: negative
PYR: negative
Bile solubility: negative
Streptococcus viridans group
Which of the Streptococci usually has an alpha-hemolytic, mucoid colony?
Streptococcus pneumoniae
For Streptococcus viridans group:
a. where is it usually found as normal flora?

b. when found as a pathogen, what disease does it usually cause?
a. mucus membranes -- mouth and vagina

b. SBE
For Streptococcus pneumoniae:

a. Where is it found as normal flora?

b. Which diseases does it usually cause?
a. small numbers in oral cavity

b. lobar pneumonia, meningitis, otitis media, sinusitis
For Enterococcus:

a. Where is it found as normal flora?

b. Where does it usually cause disease?
a. intestine

b. urinary tract, wounds, bloodstream
For Beta-hemolytic Streptococcus Group A:

a. Where is it found as normal flora?

b. What diseases does it cause?
a. small numbers in oral cavity

b. Strep throat, scarlet fever, impetigo, erysipelas, toxic shock-like syndrome, wound infections, necrotizing fasciitis
For Beta-hemolytic Streptococcus Group B:

a. Where can it be found as normal flora?

b. What types of disease does it usually cause?
a. small numbers in oral cavity or vagina

b. neonatal infections: meningitis, bacteremia, or respiratory distress syndrome