These bacteria spread easily and can cause infections like strep throat, impetigo, and cellulitis.
Testing for Strep Throat or Scarlet Fever
There's a quick test to see if someone has strep throat or scarlet fever.
Preventing Group A Strep Infection
Take steps to help protect yourself from group A strep infections.
Healthcare Providers
Diagnosis, treatment, and prevention options and clinical features vary for each infection.
Quick Links
Public Health Professionals
Group A Strep Disease Surveillance and Trends
CDC uses two systems to track invasive group A strep infections in the United States.
Decision Tool for Investigating Group A Streptococcus Infections in Long-term Care Facilities
CDC tools for investigating group A Streptococcus infections in long-term care facilities.
Active Bacterial Core surveillance (ABCs)
Find data, isolates, and resources for ABCs.
Public Health Response for Outbreaks
Public health officials investigate group A Streptococcus outbreaks and identify control measures.