Wednesday, February 22, 2012

Group a streptococcus is a bacterium often ...

Group A streptococcus (GAS) Disease (strep throat, necrotizing fastsyyt, impetigo)


Frequently Asked Questions What is group A streptococcus (GAS)? Group A streptococcus is a bacterium often found in the throat and skin. People may carry group A streptococci in the throat or the skin and have no symptoms. Most infections of gas in relatively mild illness such as strep throat or impetigo. Sometimes these bacteria can cause serious and even life-threatening disease. Severe, sometimes life-threatening, GAS disease may occur when bacteria get into parts of the body where bacteria usually do not occur, for example, blood, muscles and lungs. These infections are called invasive GAS disease. Two of the most serious but less common forms of invasive disease necrotic fastsyyt Gas and streptococcal toxic shock syndrome. Necrotizing fastsyyt (sometimes described as a strattera prescription mass medium carnivorous bacteria) is a rapidly progressive disease that destroys muscles, fat and skin tissue. Strep toxic shock (STSS) leads to a rapid drop in blood pressure and organs (eg kidneys, liver, lungs) to fail. STSS is not the same as toxic shock syndrome due to bacteria


Staphylococcus aureus, which was associated with the use of tampons. While 10% -15% of patients with invasive group A streptococcus disease die from infection, about 25% of patients with necrotizing fastsyyt and more than 35% of STSS die. As a group streptococci spread? These bacteria are spread through direct contact with mucus from the nose or throat of persons who are infected or through contact with infected wounds or sores on the skin. Sick people, such as those who have strep throat or skin infection, most commonly for infection. Individuals who carry the bacteria but have no symptoms are much less contagious. Treatment of an infected person with antibiotics for 24 hours or more generally eliminates their ability to spread bacteria. However, it is important to complete the entire course of antibiotics as prescribed. It is unlikely that household items like plates, cups, toys or distribution of these bacteria. What disease caused by group A streptococcus infections? Severe, sometimes life-threatening, GAS disease may occur when bacteria get into parts of the body where bacteria usually do not occur, for example, blood, muscles and lungs. These infections are called invasive GAS disease. Two of the most serious but less common forms of invasive disease necrotic fastsyyt Gas and streptococcal toxic shock syndrome. Necrotizing fastsyyt (sometimes described as a mass medium carnivorous bacteria) destroys muscles, fat and skin tissue. Strep toxic shock syndrome (STSS), causes blood pressure to drop rapidly and organs (eg kidneys, liver, lungs) to fail. STSS is not the same as toxic shock syndrome is often associated with tampons. About 20% of patients with necrotizing fastsyyt and more than half of STSS die. About 10% -15% of patients with other forms of invasive group A streptococcal disease die. How common is invasive group A streptococcal disease? About 9,000-11,500 cases of invasive disease occur annually gas in the United States, resulting in 1,000-1,800 deaths annually. STSS and necrotizing fastsyyt each averages about 6% -7% of cases of invasive. In contrast, there are several million cases of strep throat and impetigo each year. Why invasive group A streptococcus disease occur? Invasive infections of gas occurs when bacteria pass defense a person who is infected. This can happen when a person has a wound or other breaks in the skin, allowing bacteria to penetrate the tissue, or when a person's ability to fight infection is reduced by chronic illness or disease that affects the immune system. In addition, some strains of GAS, most likely lead to serious illness than others. Who is most prone to the risk of invasive group A streptococcal disease? Few people who come in contact with the gas will develop invasive GAS disease. Most people have a throat or skin infections, and some may have no symptoms at all. Although healthy people can get invasive GAS disease, people with chronic diseases like cancer, diabetes and chronic heart or lung disease, and those who use drugs such as steroids, are at greater risk. Persons who have skin damage (eg cuts, chicken pox, surgical wounds), the elderly and adults with a history of alcohol abuse or injection drug users also have a higher risk of disease. What are the early signs and symptoms of necrotic fastsyyt and streptococcal toxic shock syndrome? How invasive group A streptococcus disease treated? GAS infections can be treated with various antibiotics. For STSS and necrotizing fastsyyt, high doses of penicillin and clindamycin are recommended. For those who have very severe illness, supportive care in intensive care may also be needed. For persons with necrotizing fastsyyt, early and aggressive surgery is often necessary to remove damaged tissue and stop the spread of disease. Early treatment can reduce the risk of death from invasive group A streptococcal disease. However, even the best medical care does not prevent death in each case. What can we do to prevent group A streptococcal infection? The spread of all infections can reduce gas good hand washing, especially after coughing and sneezing and before preparing food or eating. People with angina should be considered a doctor who can perform tests to determine whether the disease strep throat. If the test result shows strep throat, the person should stay home from work, schools or kindergartens within 24 hours after taking antibiotics. All wounds should be kept clean and watched for any signs of infection such as redness, swelling, drainage, and pain at the site of the wound. People with signs of wounds, especially if fever occurs, should immediately seek medical help. It is not necessary for all persons exposed to a person with invasive streptococcal infection group (eg, necrotic fastsyyt or streptococcal toxic shock) to treatment with antibiotics to prevent infection. However, under certain circumstances, antibiotic therapy may be appropriate. This decision should be taken after consulting your doctor. .

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