GRAM POSITIVE COCCI
STREPTOCOCCUS

Appearance:

          Gross

               TSA
               BAP

          Microscopic

Physical Requirements:

          Temperature

          pH

          oxygen

          nutrition

          ? motile

          ? spore

Diagnostic Tests:

          Selective Media

          Differential Media

Normal Flora?

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Streptococcal Infection:

          Predisposing Factors:

          Major System Diseases:

          Virulence Factors: Structure, Proteins

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Important Streptococcal species:

          Group A:   S. pyogenes

          Group B:   S. agalactiae

          Group C, F, G:   S. equisimilus, S. zooepidemicus, S. anginosus

          Group D: Enterococcus à E. faecalis, S. bovis, S. equines

          Viridins: oral cavity à S. mutans, S. mitis

          S. pneumoniae