(VII) Gram Positive Rods Aerobic (4)Nocardia asteroides Flashcards

1
Q

Characterize (5) : Nocardia

A

(1) Gram (+) filamentous branching rod
(2) Obligate aerobe
(3) Partially Acid fast
(4) (+) Catalase
(5) (+) Urease

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2
Q

Nocardia asteroides infection

Found in: soil and other environmental sources

Clinical presentation
[…]

A

Nocardia asteroides infection

Found in: soil and other environmental sources

Clinical presentation
1. Nocosomial oppotunistic infections(immunocompromised and AIDS): Lung infection followed by disseminated infection which may include brain abscess

  1. Non-oppotunistic infections: Madura’s foot (chronic destructive infection of bone and soft tissue) (from improper footwear)
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3
Q

On histology, Nocardia asteroides presents as […]

A

On histology, Nocardia asteroides presents as gram positive branching beaded filaments

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