Streptococcus pyogenes, which is often called group A Streptococcus, infects people around the world. While estimates vary, these infections could be responsible for the deaths of over half a million ...

Strep throat is one of a several conditions, among them pneumonia, scarlet fever, impetigo, and flesh-eating necrotizing fasciitis, caused by the bacterium Streptococcus pyogenes, better known as ...

Strep A is a bacterium known as group A streptococcus, or Streptococcus pyogenes, that is common worldwide. Many people carry the bacteria in their mouth and throat without experiencing any symptoms, ...