What is Methicillin-Resistant Staphylococcus aureus (MRSA)?
Staphylococcus aureus (S. aureus) is a bacteria that is commonly found on the skin and normally does not cause clinical illness. However, S. aureus infections can occur, and in some cases the bacteria can be resistant to certain antibiotics. Methicillin-resistant Staphylococcus aureus (MRSA) is a bacteria that is often resistant to many antibiotics including methicillin, oxacillin, penicillin, and amoxicillin. Anyone can get a MRSA infection. Hospital-acquired MRSA can cause a variety of infections including sepsis, pneumonia, and bloodstream infections. Community-acquired MRSA typically causes skin infections. MRSA may also colonize the skin of individuals without causing clinical symptoms.

Source: CDC
