ID

Question 1

Cause of scarlet fever

Answer 1

Streptococcus pyogens (group A strep)

Question 2

Incubation period and infectious period of scarlet fever

Answer 2

2-3 days
2-3 weeks

Question 3

Highest incidence of scarlet fever age

Answer 3

2-8 years

Question 4

Complications of scarlet fever

Answer 4

1 suppurative: otitis media, peritonsillarbabscess, acute sinusitis
2 non supporative: rheumatic fever and acute post strep glomerulonephritis
3 invasive GAS infection: pneumonia, meningitis, toxic shock syndrome, necrotizing fasciatis

Question 5

Symptoms of scarlet fever

Answer 5

Sore throat, fever, malaise
Sand paper blanching rash on trunk 12/48hr after symptoms onset
Strawberry tongue
Lymphadenopathy

Question 6

Management of scarlet fever

Answer 6

Hospital admission of complicated
Phenoxymethpenicillin for 10 days
Notify local health protection team