Epidemiology of Infectious Diseases: Scarlet Fever
Group A beta-haemolytic Streptococci.
Common clinical features
Symptoms include sore throat, fever, vomiting, headache, malaise and rash on neck and chest (classically a fine punctate erythema)1.
Occurs worldwide though less commonly in the tropics1.
Mode of transmission
Via respiratory droplets or direct contact with infected person.
Period of Communicability
Untreated - 10-21 days.
Treated - communicability generally ends within 24 hours of antibiotic treatment.
Antibiotic treatment to eliminate bacteria.
Prevention and control
Avoid contact with infected persons.
- Hawker J, Begg N, Blair I, Reintjes R, Weinberg J. Communicable Disease Control Handbook, Blackwell, 2005.
© CM Kirwan 2006