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Haemophilus influenzae Poster 00

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Haemophilus ID quad plates test for X & V req. Haemophilus influenzae. Poster 00. epiglottitis. chocolate agar. satellite growth. quad plate ... – PowerPoint PPT presentation

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Title: Haemophilus influenzae Poster 00


1
Haemophilus influenzaePoster 00
  • Small gram-negative bacilli
  • Causes meningitis, epiglottitis in children lt 4
  • does NOT cause the flu
  • VF capsule (inhibits phagocytosis)
  • Capsule type b (Hib) most common in U.S.
  • XMT respiratory route or direct contact
    (humans)
  • Treatment antibiotics
  • Prevented in U.S. by Hib vaccine (capsule
    antigens)

2
Haemophilus influenzaePoster 00
  • SS epiglottitis cherry-red, swollen epiglottis
    blocked airway
  • Lab Dx gram stain, culture on chocolate agar
    (wont grow on BAP), test for growth factor
    requirements (factors X and V)
  • Specimens csf for meningitis, blood for
    epiglottitis (swabbing pharynx can ? spasms that
    block air flow)
  • Growth on chocolate agar, satellite growth on BAP
  • Haemophilus ID quad plates test for X V req.

3
Haemophilus influenzaePoster 00
  • epiglottitis

  • chocolate agar
  • satellite
    growth

  • quad plate
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