Group A strep is a bacteria that usually causes a mild infection producing sore throats or scarlet fever that can be easily treated. In very rare circumstances, this bacteria can get into the bloodstream and cause serious illness – called invasive Group A strep (IGAS).
This is still uncommon: however, it is important that parents are on the lookout for symptoms. If your child is showing symptoms of deteriorating after a bout of scarlet fever, a sore throat, or a respiratory infection please seek medical advice. For more information you can follow the link https://www.gov.uk/government/news/ukhsa-update-on-scarlet-fever-and-invasive-group-a-strep.