18 Questions
What is the most common cause of glomerulonephritis preceded by a sore throat infection?
Streptococcus pyogenes
Which virulence factor of Streptococcus pyogenes enhances its pathogenicity by lysing fibrin clots?
Streptokinase
What condition is associated with Streptococcus pyogenes infection that involves inflammation of the pharynx?
Tonsillitis
Which streptococcal infection in grade school children presents with itchy pustules that become crusted or rupture?
Impetigo
What is the mortality rate associated with necrotizing fasciitis caused by Streptococcus pyogenes?
~25%
Which streptococcal infection is known as the 'flesh-eating bacteria' due to its attack on muscle covering?
Necrotizing fasciitis
What is a major cause of bacterial endocarditis?
Streptococci
Which streptococcal infection is characterized by the dermis being affected and the skin erupting in reddish patches?
Erysipelas
Which streptococcal group is commonly found in the oral cavity and respiratory tract, and is a major cause of bacterial endocarditis in individuals with damaged heart valves?
S. anginosus group
Which streptococcal infection can lead to inflammation of the kidney and is included in the diseases caused by S.pyogenes?
Glomerulonephritis
Which streptococcal infection can result in an autoimmune response causing inflammation of the heart and joints?
Acute Rheumatic Fever
Which streptococcal group includes strains that may express Lancefield group antigens and produce very small colonies relative to other beta-hemolytic streptococci?
S. milleri group
Which streptococci are commonly found as normal flora of the skin and may cause infections such as brain abscesses?
S. milleri group
What is the characteristic symptom of Scarlet Fever, a disease caused by S.pyogenes?
Reddish patches on the skin
Which streptococcal group requires vitamin B6 for growth and is also known as satelliting streptococci?
S. milleri group
What streptococcal infection is commonly known as 'Strep Throat'?
Pharyngitis
Which streptococcal group is often associated with dental procedures leading to damage in heart valves due to its presence in oral flora?
S. mutans group
Which streptococcal infection affects the glomeruli in the kidneys, leading to kidney inflammation and damage?
Glomerulonephritis
Learn about the most common cause of streptococcal infections, specially impetigo. Understand the symptoms, spread, and complications associated with S. pyogenes infections.
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