streptococcus pyogenes

The infamous Group A Strep

Headline
Etiology
Epidemiology
Clinical presentation Scarlet fever: sandpaper rash, strawberry tongue. Incubation 1-4 days.
Pathogenesis
Diagnostic investigations
Management Have some Pen V.
Notifiable disease
Scarlet fever: off school until 24h on abx.

endotoxin

exotoxin

ASO produces reliable immune response = measured by ASOT