Which of the following is most frequently caused by Group A streptococcus pyogenes?

S pyogenes (a group A streptococcus) is the leading cause of uncomplicated bacterial pharyngitis and tonsillitis (Fig.

Which organism is associated with commonly causing urinary?

E coli causes 70-95% of both upper and lower UTIs. Various organisms are responsible for the remainder of infections, including S saprophyticus, Proteus species, Klebsiella species, Enterococcus faecalis, other Enterobacteriaceae, and yeast.

Which pathogen has a drug resistant strains called MRSA?

Methicillin-resistant Staphylococcus aureus (MRSA) infection is caused by a type of staph bacteria that’s become resistant to many of the antibiotics used to treat ordinary staph infections.

Which pathogen is the most common cause of neonatal pneumonia sepsis and meningitis?

Group B streptococcus (GBS) has been a major cause of neonatal sepsis.

What does Streptococcus pyogenes cause?

Life-threatening infections caused by Streptococcus pyogenes (group A streptococcus) include scarlet fever, bacteremia, pneumonia, necrotizing fasciitis, myonecrosis and Streptococcal Toxic Shock Syndrome (StrepTSS).

Which of the following diseases is caused by Streptococcus pyogenes?

Streptococcus pyogenes is a Gram-positive bacterium (Figure 1) that causes several diseases in humans, including pharyngitis, skin infections, acute rheumatic fever, scarlet fever, poststreptococcal glomerulonephritis, a toxic shock–like syndrome, and necrotizing fasciitis.

Does Staphylococcus cause UTI?

Staphylococcus saprophyticus is a Gram-positive bacterium that is a common cause of uncomplicated urinary tract infections, especially in young sexually active females. It is also responsible for complications including acute pyelonephritis, epididymitis, prostatitis, and urethritis.

Where is Streptococcus pyogenes found?

pyogenes are the dental plaque, hypopharynx, and the upper respiratory tract. Clinical samples can be isolated from skin lesions, inflammatory secretions, or blood. S. pyogenes can also be found in loose connective tissue inflammation in the maxillofacial region, pulpitis, or infection after exelcymosis.

Does Streptococcus pyogenes cause strep throat?

Streptococcus pyogenes, which are also called group A Streptococcus or group A strep, cause acute pharyngitis known as strep throat.

What does MRSA cause?

In the community (where you live, work, shop, and go to school), MRSA most often causes skin infections. In some cases, it causes pneumonia (lung infection) and other infections. If left untreated, MRSA infections can become severe and cause sepsis—the body’s extreme response to an infection.

What does Streptococcus pneumoniae cause?

Streptococcus pneumoniae is the most common cause of middle ear infections, sepsis (blood infection) in children and pneumonia in immunocompromised individuals and the elderly. It can also cause meningitis (inflammation of the coverings of the brain and spinal cord) or sinus infections.

What is most common cause of sepsis?

Bacterial infections cause most cases of sepsis. Sepsis can also be a result of other infections, including viral infections, such as COVID-19 or influenza.