Search results
Results from the WOW.Com Content Network
Although usually carried without symptoms, MRSA often presents as small red pustular skin infections. In humans, Staphylococcus aureus is part of the normal microbiota present in the upper respiratory tract, [2] and on skin and in the gut mucosa. [3]
Any patient presenting with signs or symptoms of bacteremia or a positive blood culture should be started on intravenous antibiotics. [23] The choice of antibiotic is determined by the most likely source of infection and by the characteristic organisms that typically cause that infection.
Without antibiotic treatment, S. aureus bacteremia has a case fatality rate around 80%. [3] With antibiotic treatment, case fatality rates range from 15% to 50% depending on the age and health of the patient, as well as the antibiotic resistance of the S. aureus strain. [3]
Problematically, methicillin-resistant Staphylococcus aureus (MRSA) has become a major cause of hospital-acquired infections. MRSA has also been recognized with increasing frequency in community-acquired infections. [7] The symptoms of a staphylococcal infection include a collection of pus, such as a boil or furuncle, or abscess.
Typhoid Mary, pictured above in a 1909 tabloid, was a famous case of a subclinical infection of Salmonella enterica serovar.. A subclinical infection—sometimes called a preinfection or inapparent infection—is an infection by a pathogen that causes few or no signs or symptoms of infection in the host. [1]
Toxic shock syndrome (TSS) is a condition caused by bacterial toxins. [1] Symptoms may include fever, rash, skin peeling, and low blood pressure. [1] There may also be symptoms related to the specific underlying infection such as mastitis, osteomyelitis, necrotising fasciitis, or pneumonia.
Staphylococcus epidermidis is a Gram-positive bacterium, and one of over 40 species belonging to the genus Staphylococcus. [1] It is part of the normal human microbiota, typically the skin microbiota, and less commonly the mucosal microbiota and also found in marine sponges.
Staphylococcus hominis is a coagulase-negative member of the bacterial genus Staphylococcus, consisting of Gram-positive, spherical cells in clusters.It occurs very commonly as a harmless commensal on human and animal skin and is known for producing thioalcohol compounds that contribute to body odour.