Streptococcus pyogenes
From IDWiki
- Also commonly referred to as Group A Streptococcus
Microbiology
- Gram-positive coccus, typically in pairs or short chains
Clinical Presentation
- Skin and soft tissue infections, including necrotizing fasciitis
- Upper and lower respiratory tract infections
- Bacteremia without a focus
- Septic arthritis and osteomyelitis
- Pelvic infections, including postpartum endometritis
- Many other foci
Prognosis
- Highest risk of streptococcal toxic shock syndrome (TSS) or death
- Necrotizing fasciitis (50% and 50%)
- Pneumonia (30% and 30%)
- Bacteremia (15% and 25%)
References
- ^ Athanasios G. Michos, Chrysanthi G. Bakoula, Maria Braoudaki, Foteini I. Koutouzi, Eleftheria S. Roma, Anastasia Pangalis, Georgia Nikolopoulou, Elena Kirikou, Vassiliki P. Syriopoulou. Macrolide resistance in Streptococcus pyogenes: prevalence, resistance determinants, and emm types. Diagnostic Microbiology and Infectious Disease. 2009;64(3):295-299. doi:10.1016/j.diagmicrobio.2009.03.004.
