Scarlet fever is caused by the well-known pathogen
Group A beta-hemolytic streptococci and typically
accompanies streptococcal pharyngitis.3 The
annual incidence is not well-documented in the literature,
but experts estimate that GAS accounts for
more than 10 million mild throat and skin infections
every year across all age groups in the US.7 Unlike
KS, GAS infection is most common in children between
the ages of 5 to 15 years.3 Scarlet fever is rarely
seen in children less than 3 years old.4 Seasonally,
GAS shares the same peak incidence as KS during
winter and early spring