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Group of Gram-positive, Streptococcus pyogenes (group A Streptococcus) bacteria

The three-dimensional, computer-generated artistic recreation was based on scanning electron microscopic (SEM) imagery. (Courtesy of the Centers for Disease Control and Prevention Public Health Image Library. Image 22884. Image created by Jennifer Oosthuizen, Medical Illustrator, CDC, 2013. Public domain.)

Associated Disorders

  • Arthritis
  • Athetosis
  • Carditis
  • Chorea gravidarum
  • Obsessive-compulsive behavior
  • Rheumatic fever
  • Streptococcal pharyngitis