Methicillin Resistant Staph Aureus (
MRSA
)
(Resistant Skin Infection)
What is
MRSA
?
All of us have many types of organisms that live on our skin.
One common bacterium found on up to 30% of individuals is Staphylococcus
aureus (S.aureus,
a.k.a. the cause of “staph” skin infections). Under normal
circumstances S.aureus causes no ill effects, and those of
us that carry this organism are simply ‘carriers’, or colonized with
this bacteria.
MRSA
, or Methicillin Resistant Staph Aureus, is the term used to describe
examples of the S.aureus bacteria are not successfully
treated with commonly used antibiotics known as Beta-lactams (which
include Penicillin, Amoxicillin, and Methicillin).
Approximately 1% of the population is colonized by
MRSA
.
How do I become a carrier for
MRSA
?
MRSA
is found on the skin, in the nose, and on other moist locations on the
body. You can become a
carrier by physical contact with this organism on someone’s skin that
is colonized by
MRSA
. It may also be spread from
the saliva or mucus from another carrier.
How do I know I am a carrier?
Simple tests, such as a nasal swab, can be sent to the
laboratory to test for the presence of S.aureus and
MRSA
.

How do I get an
MRSA
infection?
MRSA
infections occur most frequently among persons in healthcare facilities
(i.e. hospitals). However,
it is becoming more common in the community setting. Any
break in the skin, such as a cut or insect bite, which allows the
introduction of the bacteria into the body can increase the risk of
infection.
MRSA
infection can occur in anyone, and is not a sign of a weakened immune
system. At the
time of infection you may find a small bump, pimple, or boil on the skin
which may become red, swollen, painful, and have pus or other drainage.
Most infections with
MRSA
are minor skin infections. However,
MRSA
can also cause more serious infections such as wound infections,
bloodstream infections, and pneumonia.
How do I treat
MRSA
?
MRSA
is not more serious than regular staph infections, but it is important
to know in order to treat your child with the appropriate antibiotic.
If prescribed an antibiotic, it is important to take all the
doses, even if it appears to be getting better before completion of the
antibiotic course. It is
possible for
MRSA
infections to recur after they are cured.
How can I prevent
MRSA
infection and spread of
MRSA
?
Since
MRSA
infections occur thru breaks in skin, you need to keep your child’s
skin healthy. Treat skin
conditions, such as eczema, as prescribed by your doctor.
Use moisturizers and lotions to prevent cracks in their skin.
Use insect repellant to prevent insect bites.
It is important to practice good hygiene.
Encourage the use of showers.
If your child is too young to shower, have them bathe separately.
Wash hands thoroughly with soap and water or an alcohol-based
hand sanitizer. Keeps cuts
and scrapes clean and bandaged until healed.
Avoid contact with other people’s wounds and bandages.
Make sure athletic equipment is cleaned regularly.
Do not share personalized items such as towels and razors.
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