Streptococcus agalactiae

(Group B streptococcus)

Laboratory Identification

  • Gram positive cocci, short chains
  • beta haemolytic
  • Lancefield Group B

Colonise

  • lower GI tract
  • Genitourinary tract

Diseases

  • 1st week Neonatal
    • bacteraemia
    • pneumonia
    • meningitis
  • late onset neonatal
    • meningitis
  • Pregnant women
    • UTI
      • complicated v. rarely by endocarditis, meningitis, osteomyelitis
  • Men, other women
    • bacteraemia
    • pneumonia
    • bone and joint infections
    • skin / soft tissue infections

Antibiotics