Haemophilus influenzae Flashcards

1
Q

What sort of diseases can it cause?

A
Two categories: Contiguous to site of colonisation (resp tract): 
Otitis media
Sinusitis
Epiglottitis
Bronchopneumonia
Invasion of bloodstream:
Bacterial meningitis (infants and very young children)
Septic arthritis
Cellulitis
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2
Q

Gram positive/negative?

A

negative

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3
Q

shape?

A

bacilli

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4
Q

Normal site?

A

upper resp tract, conjunctiva and genital tract

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5
Q

How is it spread?

A

resp droplets

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6
Q

Virulence factors? (2)

A

capsule

IgA protease

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7
Q

Describe some investigations that could test for this bacteria

A

Gram stain: Gram negative and coccobacilli

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8
Q

Treatment?

A

3rd gen cephalosporin or trimethoprim with sulfamethoxazole

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9
Q

Prevention?

A

Vaccine

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