Streptococcal Disease
(Streptococcal Sore Throat, Scarlet Fever)
Causes
Group A Beta Hemolytic Streptococci
Signs and Symptoms
High fever, sore throat with pain on swallowing and vomiting. Within 12 hours of onset of rash can develop. Most common in children aged 5 to 10 especially during the months of October to April.
Incubation Period
Time from contact to the development of signs and symptoms usually 28 to 72 hours after close contact. Incidence is highest among small children.
Mode of Transmission
Usually by direct or intimate contact via airborne droplets, i.e.: sneezing and coughing. Occasionally transmitted via contaminated food. Treated cases usually do not transmit after 48 hours. Untreated cases can transmit as long as 21 days.
Period of Communicability
If untreated, uncomplicated cases 10-21 days.
Preventive Measures
Stressing the need for bed rest and isolation from others until antibiotic treatment is effective, completing medication, hand washing and properly disposing of soiled tissues.
Implications for School
Exclude those with respiratory illnesses or skin lesions from food handling. Exclude student from school for at least 24-48 hours, until antibiotic therapy begins. Student must have a note from a healthcare provider to return to school.