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MRSA: Frequently Asked Questions

What is MRSA?

About 1 percent of the population carries staph that have developed resistance to certain antibiotics. Like other staph, methicillin-resistant staphylococcus aureus , or MRSA, often live in the nose, throat and skin without causing infection. But if it gets into the body, typically through a cut or scrape, it can cause potentially serious infections.
MRSA is a type of bacteria Staphylococcus aureus. MRSA is resistant to some antibiotics.

Is MRSA treatable?

Yes. Although MRSA is resistant to many antibiotics and often difficult to treat, a few antibiotics can still successfully cure MRSA infections. Patients who are only colonized with MRSA usually do not need treatment.

Is MRSA bad?

MRSA can cause many different types of infections. Often these infections involve the skin, and resemble bug bites, boils, or other common skin rashes. Occasionally, they are more serious and spread internally, causing bone, blood, or even lung infections.

What is community-acquired MRSA or CA-MRSA?

Staph and MRSA can cause illness in persons outside of hospitals and healthcare facilities. MRSA infections acquired by persons who have not been recently hospitalized, or had a medical procedure, are known as CA-MRSA infections. Staph or MRSA infections in the community are usually manifested as skin infections, such as pimples and boils, and occur in otherwise healthy people.

What is community-associated MRSA (CA-MRSA)?

Staph and MRSA can also cause illness in persons outside of hospitals and healthcare facilities. MRSA infections that are acquired by persons who have not been recently (within the past year) hospitalized or had a medical procedure (such as dialysis, surgery, catheters) are know as CA-MRSA infections. Staph or MRSA infections in the community are usually manifested as skin infections, such as pimples and boils, and occur in otherwise healthy people.
Source: www.cdc.gov

Is MRSA a superbug?

MRSA is sometimes referred to in the media as a superbug. However, a full explanation of MRSA is seldom given and the consequences are often exaggerated. Many people carry MRSA on their skin and lead full and normal lives.

What are the signs or symptoms of MRSA?

Signs of a skin infection vary. Skin infections can appear as a non-healing wound with red edges and discolored drainage or as a red swollen painful area on the skin that looks like a pimple or boil.

How is MRSA transmitted?

MRSA is almost always spread by direct physical contact. Spread may also occur by touching objects (e.g., towels, clothes, workout areas or sports equipment) contaminated by an infected person.
MRSA is spread by direct physical contact with another person or animal. The bacteria can also be spread when an animal or human comes into contact with objects that are contaminated. These objects include clothing, towels, bedding, bandages, and medical or sports equipment. Originally, it was thought that the transmission of MRSA between animals and humans was only from human to animal, via contact between the hands of the human to the nostrils of the animal. ...
Source: www.avma.org

How is MRSA Spread?

Factors that have been associated with the spread of MRSA skin infections include: close skin-to-skin contact, openings in the skin such as cuts or abrasions, contaminated items and surfaces, crowded living conditions and poor hygiene.
Any open wound is a potential entry point for MRSA. Factors that have been associated with the spread of MRSA skin infections include: close skin to skin contact, openings in the skin such as cuts or abrasions, contaminated items and surfaces, crowded living conditions, and poor hygiene. Kids playing sports are at greater risk because they share equipment and have skin contact which are both common causes of infections.

Who gets MRSA?

MRSA infection usually develops in hospital patients who are elderly or very sick, or who have an open wound (such as a bedsore) or a tube (such as a urinary catheter) going into their body. Healthy people rarely get MRSA.

Can MRSA spread?

Yes. MRSA can spread among other patients, who are often very sick with weak immune systems that may not be able to fight off infections. MRSA is almost always spread by physical contact, and not through the air. Hospitals usually take special steps to prevent the spread of MRSA from patient to patient. One of these steps may be to separate, or isolate , a patient with MRSA from other patients.

Does InteguSeal* immobilize MRSA?

InteguSeal* immobilizes all common skin flora, including MRSA, at the site of application.

Are Staph and MRSA different?

While 25% to 30% of the population is colonized with staph, approximately 1% is colonized with MRSA.

Can MRSA be fatal?

In rare instances, MRSA can be fatal. However, Staph bacteria also can cause serious infections (such as surgical wound infections, bloodstream infections, and pneumonia).

Can MRSA be treated?

Yes. Most staph and MRSA infections are treatable with antibiotics. However, many staph skin infections may be treated by draining the abscess or boil and may not require antibiotics. Drainage of skin boils or abscesses should only be done by a healthcare provider.

How much of a problem is MRSA?

MRSA was first reported in the UK and Europe in the 1960’s and in the USA in 1968. In the UK it is estimated that at least 100,000 hospital acquired infections occur each year. MRSA accounts for 52.3% of S. aureus nosocomial infections in USA, is now endemic in many hospitals, and is one of the leading causes of nosocomial pneumonia and surgical site infection and the second leading cause of nosocomial blood stream infections. MRSA in particular has become a major problem in many UK hospitals. ...

What are the effects of MRSA?

MRSA may invade the blood and cause potentially serious complications such as bacteremia, septic shock, and serious metastatic infections (endocarditis, pneumonia, osteomyelitis, and arthritis). In more vulnerable people, Staphylococcus aureus bacteria have been known to cause boils, abscesses, impetigo, septic wounds, heart-valve problems and toxic shock syndrome. In extreme cases, it can result in death.

Who is at risk for MRSA?

MRSA occurs most frequently in hospitals and other healthcare facilities. In recent years, however, MRSA has become more common in the community. Although anyone can get MRSA,individuals particularly at risk include those who: Spend a lot of time in schools, dorms or other crowded places Share personal hygiene items or sports equipment Play contact sports such as wrestling or lacrosse Overuse or misuse antibiotics

How is MRSA treated?

Fortunately, MRSA that is acquired in the community (not in a hospital) is usually sensitive to at least one oral antibiotic. Obtaining a culture will help your doctor decide which antibiotic is best for a given infection. A patient who acquires an infection in a hospital setting may have a more difficult time, as organisms acquired in the hospital tend to be resistant to more antibiotics. Often, these organisms are sensitive to only one or two intravenous (IV) antibiotics.
Most MRSA infections are treated by good wound and skin care that includes keeping the area clean and dry, washing hands after caring for the area, carefully disposing of any bandages, and allowing your body to heal. Sometimes treatment requires the use of antibiotics. If antibiotics are needed, it is important to take all the doses you are given unless your doctor tells you to stop. If the infection has not improved in a few days after seeing your doctor, contact your doctor again.

Who is affected by MRSA?

Staph infections, including MRSA, occur most frequently among persons in hospitals and other healthcare facilities who are elderly or who have weakened immune systems. MRSA has become more common in hospitals because of the heavy use of antibiotics. It spreads easily if there are not good hand-washing practices in place. A new strain of MRSA has evolved in the community, and people who have not been in the hospital are getting the infection.

Are there tests to detect MRSA?

Yes, but a blood test or skin swab is suggested only for those showing symptoms.

What is the treatment for MRSA?

MRSA skin infections in humans should be treated by a healthcare provider. When animals are colonized with MRSA (usually by testing swabs taken of the nostrils), there are no recognized methods for decolonizing them. Based on clinical cases observed, many experts believe companion animals are generally transient carriers of MRSA, meaning they are colonized for about 2-3 weeks, so decolonization is not necessary. ...
Source: www.avma.org

How common is MRSA?

MRSA is a major pathogen in both nosocomial (infection acquired in a hospital) and community-acquired (the infection comes from a non-hospital source) infections worldwide. According to the Centers for Disease Control and Prevention (CDC), it is one of the most common causes of human skin and soft tissue infections in the United States. ...
Source: www.avma.org

Are there different types of MRSA?

Yes. There are two types of MRSA. Community-acquired MRSA, also called community-associated MRSA, is often abbreviated CA-MRSA. These infections occur in otherwise healthy people without a recent history of hospitalization or medical procedures, and are usually associated with skin infection. CA-MRSA in humans is thought to be the major factor in the rise of MRSA infection in animals. Nosocomial, or hospital-acquired (hospital-associated) MRSA, is abbreviated HA-MRSA. ...
Source: www.avma.org

What are the symptoms of MRSA?

Not all humans or animals who encounter MRSA develop symptoms. While research is ongoing, it appears only a small percentage become ill, while most eliminate the organism or become colonized without developing any symptoms. Humans exhibit symptoms ranging from minor skin conditions (pimples, boils and skin infections) to more severe diseases such as postoperative wound infections. ...
Source: www.avma.org

What are symptoms of an MRSA infection?

MRSA should be suspected in skin or soft-tissue infections that are swollen, inflamed and painful. In the beginning, such infections might resemble a pimple or boil; many are initially mistaken for spider bites. If an MRSA infection becomes invasive and potentially serious, symptoms can include fever, chills and shortness of breath. An MRSA infection can be, confirmed only through a skin or blood culture, and requires treatment with several antibiotics.
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