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Microbiology
Streptococcus pneumoniae
8
Biology
Undergraduate 1
12/05/2007

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Cards

Term
What are the general characteristics of S. pneumoniae?
Definition
  • GM+
  • Diplococci
  • Causes 60-70% of pneumonias
  • Fastidious nutrient requirements - blood or chocolate agar
Term
What is the virulence factor of S. pneumoniae?
Definition
Capsule - antiphagocytic
Term
What is the mode of transmission of Streptococcus pneumoniae?
Definition
  1. Endogenesis
  2. Respiratory droplet
Term
What are the disease caused by Streptococcus pneumoniae?
Definition
  1. Pneumonia - inflammation and fluid build up in lungs
  2. Otitis media - middle ear infection
  3. Meningitis - 15% of all cases
Term
What are the host defenses to Streptococcus pneumonia?
Definition
  1. Mucous and cilia
  2. Phagocytosis
Term
How is Streptococcus pneumoniae detected?
Definition
  1. Gram stain 
  2. BAP
  3. Specific antibody-antigen tests
Term
What is the treatment for Streptococcus pneumoniae?
Definition
  • Penicillin
Term
What is the vaccine given for Streptococcus pneumoniae?
Definition
  • New conjugate vaccine for children 2 mos to 2 years.
  • Prevents Otitis media
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