What infections are caused by staphylococcus aureus

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1) What infections are caused by Staphylococcus aureus? Please give at least two examples. (Note: MRSA is not an infection - it is a designation of a drug-resistant strain of S. aureus.)

2) What is the difference between HA-MRSA and CA-MRSA?

3) What infections are caused by Staphylococcus epidermidis?

4) What precautions must be taken in healthcare settings to prevent infections by staphylococci?

5) Write out the chemical reaction that shows the interaction of the catalase enzyme with hydrogen peroxide and the products of this reaction. What two genera of microbes does this test distinguish between?

6) Which species of Staphylococcus did we find to be coagulase-positive? Why is this test important in diagnosing infections with Staphylococcus? How does the production of coagulase benefit a species of Staphylococcus in causing an infection?

7) When might someone be tested for nasal carriage of MRSA in the hospital?

Reference no: EM132670056

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