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Staphylococcus aureus is a gram-positive spherically shaped bacterium, a member of the Bacillota, and is a usual member of the microbiota of the body, frequently found in the upper respiratory tract and on the skin. It is often positive for catalase and nitrate reduction and is a facultative anaerobe that can grow without the need for oxygen. [1] .
Apr 15, 2024 · Staphylococcus aureus (staph) is a bacterium commonly found on the skin and in the nose of about 30% of individuals. Most of the time staph does not cause any harm, but it can sometimes cause infections. In healthcare settings, infections can lead to serious or fatal outcomes.
Staphylococcus aureus Infections - Learn about the causes, symptoms, diagnosis & treatment from the Merck Manuals - Medical Consumer Version.
May 25, 2022 · Staph infections can range from minor skin problems to life-threatening illness. For example, endocarditis, a serious infection of the inner lining of your heart (endocardium) can be caused by staph bacteria. Signs and symptoms of staph infections vary widely, depending on the location and severity of the infection.
Jul 17, 2023 · Staphylococcus aureus is Gram-positive bacteria (stain purple by Gram stain) that are cocci-shaped and tend to be arranged in clusters that are described as “grape-like.” On media, these organisms can grow in up to 10% salt, and colonies are often golden or yellow (aureus means golden or yellow).
Jun 7, 2022 · Staphylococcal infections, commonly called staph infections, are caused by a genus of bacteria called Staphylococcus. There are more than 30 strains (types) of Staphylococcus bacteria. The most common human pathogen is Staphylococcus aureus. A pathogen is an organism that causes disease.
Jun 21, 2023 · Staphylococcus is one of the five most common causes of infections after injury or surgery. It affects around 500,000 patients in American hospitals annually. It is abbreviated to “ S. aureus...
5 days ago · Staphylococcus aureus is a species of bacteria in family Staphylococcaceae that is considered to be one of the most important pathogens occurring in humans and the most dangerous member of the genus Staphylococcus in terms of its ability to cause disease.
May 25, 2022 · Antibiotic-resistant strains of staph bacteria are often described as methicillin-resistant Staphylococcus aureus (MRSA) strains. The increase in antibiotic-resistant strains has led to the use of IV antibiotics, such as vancomycin or daptomycin, with the potential for more side effects.
Apr 15, 2024 · Staphylococcus aureus is a leading cause of community-acquired and hospital-acquired bacteremia. Issues related to clinical manifestations of S. aureus infection are discussed separately. (See "Clinical manifestations of Staphylococcus aureus infection in adults" .)
