Interactive maps show the number of Invasive Group A strep (iGAS) cases discovered across Greater Manchester.
Doctors in the region have identified 17 potential cases of invasive group A streptococcal disease since the start of this year. According to the latest lab-confirmed figures, there have been 960 cases of iGAS in England since September.
The UKHSA says the number of Strep A infections identified is unusually high for the time of year. In most years, the high point comes from February to April.