Strep and Staph differentiation
Terms
undefined, object
copy deck
- Staphylococcus Aureus Mannitol
- Grows Ferments
- Staphylococcus Aureus Colonial pigmentation
- generally golden yellow
- Staphylococcus Aureus Coagulase
- Positive (dark red)
- Staphylococcus Aureus DNase
- Positive (red halo)
- Staphylococcus Aureus Hemolysis
- Beta
- Staphylococcus Aureus Novobiocin
- Sensitive
- Staphylococcus Epidermidis Mannitol Salt Agar
- Grows does not ferment mannitol
- Staphylococcus Epidermidis colonial pigmentation
- white
- Staphylococcus Epidermidis Coagulase
- Negative
- Staphylococcus Epidermidis DNase
- Negative
- Staphylococcus Epidermidis Hemolysis
- Negative
- Staphylococcus Epidermidis novobiocin
- sensitive
- Staphylococcus Saprophyticus Mannitol Salt Agar
- Grows Does not ferment manntol
- Staphylococcus Saprophyticus colonial pigmentation
- white
- Staphylococcus Saprophyticus coagulase
- negative
- Staphylococcus Saprophyticus DNase
- Negative
- Staphylococcus Saprophyticus Hemolysis
- Negative
- Staphylococcus Saprophyticus Novobiocin
- resistant
- Describe the appearance of mannitol fermenters on MSA.
- Yellow Halo
- Describe the appearance of coagulase +.
- Clot formation (darker red)
- Alpha hemolysis
- produces a green zone around the colony
- Beta hemolysis
- clear zone 2-4 times the diameter of the colony
- Gamma hemolysis
- no hemolysis
- Streptococcus Pyogenes Hemolysis
- Beta
- Streptococcus Pyogenes bacitracin
- Positive
- Enterococcus Faecalis Hemolysis
- alpha --> gamma
- Enterococcus Faecalis Bacitracin
- Negative
- Streptococcus pneumoniae hemolysis
- Alpha
- Streptococcus Pneumoniae bile solubility
- positive
- Streptococcus Pneumoniae optochin
- positive
- Streptococcus mitis hemolysis
- alpha
- Streptococcus mitis bile solubility
- negative