Streptococcus Pyogenes (Group A Beta-Hemolytic Streptococcus)


  • Member of Streptococcus Genus (see Streptococcus, [[Streptococcus]])

Clinical Manifestations

Head and Neck Manifestations

Pulmonary Manifestations

  • Pneumonia (see Pneumonia, [[Pneumonia]])
    • Epidemiology
      • Uncommon etiology of bacterial pneumonia
      • Outbreaks reported in military recruits
    • Clinical
      • Dyspnea
  • Parapneumonic Effusion (see Pleural Effusion-Exudate, [[Pleural Effusion-Exudate]] and Pleural Effusion-Parapneumonic, [[Pleural Effusion-Parapneumonic]])
    • Left-sided > right-sided
    • Some cases of large, low glucose, low pH effusions occurring in <12 hrs have been reported

Dermatologic Manifestations

Orthopedic Manifestations

Other Manifestations


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