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Viridans streptococci

  1. Shape and gram stain of viridans streptococci
    Gram positive cocci
  2. Viridans streptococci catalase reaction
    Catalase negative
  3. Viridans streptococci coagulase reaction
    Coagulase negative
  4. Viridans streptococci hemolysis
    α hemolysis
  5. Viridans streptococci capsule
    No capsule
  6. How can viridans streptococci can be differentiated from strep pneumoniae?
    Viridans is optochin and bile resistant
  7. What is the normal environment for viridans streptococci?
    Normal microbiota in mouth
  8. What are the bacteria that fall under the viridans streptococci group?
    S. salivarius, S. mutans, S. mitis, S. sanguinis
  9. Viridans streptococci oxygen requirement
    Facultative anaerobes
  10. _________________ is the most common viridans in endocarditis
    S. sanguinis
  11. What is the most common infections caused by viridans streptococci?
    Caries
  12. Besides, caries viridans streptococci can cause _________________, and less commonly _________________
    • Endocarditis
    • Brain abscess
  13. What are the virulence factors for viridans streptococci?
    Dextrans form biofilms
Author
stepha998
ID
344719
Card Set
Viridans streptococci
Description
ATSU
Updated

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