Streptococcus pneumoniae: Difference between revisions

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Streptococcus pneumoniae
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* Major cause of morbidity and mortality in children
 
* Major cause of morbidity and mortality in children
 
** Leading cause of under-5 mortality worldwide
 
** Leading cause of under-5 mortality worldwide
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{{DISPLAYTITLE:''Streptococcus pneumoniae''}}
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[[Category:Gram-positive cocci]]

Revision as of 15:30, 2 October 2019

Microbiology

  • Gram-positive, lancet-shaped diplococci
  • 90+ serotypes, based on capsular polysaccharide that is bound to peptidoglycan
  • Lab identification is based on α-hemolysis of blood agar (from pneumolysin), optochin susceptibility, and bile salt solubility

Epidemiology

  • Present worldwide
  • Major cause of morbidity and mortality in children
    • Leading cause of under-5 mortality worldwide