(II) Gram Negative Rods - (3)*Klebsiella spp. Flashcards

1
Q

Name 4 features shared by Klebsiella, Serratia, and Enterobacter

A

(1) Ferment lactose
(2) Cause Pneumonia/UTI
(3) Nosocomial infections
(4) ⇒ Often Multi-Drug resistant

(Serratia is a slow fermenter of lactose, so it may show up negative on MacConkey)

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2
Q

Characterize (3) : Enterobacter

A

(1) Gram (-) rod
(2) Lactose fermenter
(3) Motile

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3
Q

Characterize (4) : Serratia

A

(1) Gram (-) rod
(2) Lactose fermenter
(3) Motile
(4) Produces red pigment

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4
Q

Characterize (4) : Klebsiella

A

(1) Gram (-) rod
(2) (+) Urease
(3) Lactose fermenter
(4) Capsule

(Capsule is responsible for the “current jelly” sputum)

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5
Q

Name 3 major associations with Klebsiella

A

The 3 As:

(1) Alcoholics
(2) Abcesses
(2) Aspirations

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6
Q

Name 2 distinctions between Klebsiella from Serratia and Enterobacter

A

Klebsiella is:

(1) Urease (+)
(2) Immotile

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7
Q

Which bacteria is often confused with Tuberculosis on chest x-ray?

A

Klebsiella (abscess formation)

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8
Q

Alcoholism and Diabetes Mellitus predisposes a person esp to infection

A

Alcoholism and Diabetes Mellitus predisposes a person esp to Klebsiella(which microbe?) infection

Can also get vibrio vulnificus in alcoholism that damages liver:
“Food poisoning: self-limiting diarrhea, acute septicaemia in immunosuppressed with high fever, hypotension and multiple erythematous skin lesions which turn hemorrhagic, necrotic and ulcerating (elderly males with alcoholic liver damage particularly at risk)”

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9
Q

Clinical Presentation of Klebsiella infection (IMPT!!)

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A

Clinical Presentation of Klebsiella infection (IMPT!!)

  • UTI
  • Friedlander’s pneumonia (severe form of community-acquired pneumonia with abscess formation) (RED CURRENT JELLY sputum)
  • Community-acquired liver abscess
  • Nosocomial infections (frequently multiresistant)
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