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GNB - Coggle Diagram
GNB
Pseudomonas spp.
grows well at 42°C, arginine dihidrolase positive, grape-like odor, beta-hemolytic, spreading flat colony with metallic sheen, non-lactose fermenter, oxidizes glucose and xylose
cultivation: 5% sheep blood agar, chocolate agar, MacConkey agar, broth-based media (thioglycollate & brain-heart infusion)
OFPBL agar, PC agar, cetrimide agar
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trasnmitted via ingestion or exposure to contaminated food, water, or medical devices
Burkholderia spp.
lung infections and bacteremia caused: rapid onset with lung edema, cystic fibrosis, chronic granulomatous disease, Melloidosis
infections from contaminated medical equipment: septicemia, UTIs, respiratory tract infections
three types: B. cepacia, B. pseudomallei, B. mallei
cultivation: 5% sheep blood agar, chocolate agar, MacConkey agar, broth-based media
cultivation (sensitive): OFPBL agar, PC agar, ashdown medium
Ochrobactrum antropi
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may also cause pyogenic infections, community-acquired wound infections, and meningitis in recipients of tissue grafts
morphologic characteristics: gram stain (slender, short-to-long rods), BA (resembles enteric isolates but smaller), MAC agar–NLF
Rhizobium radiobacter
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morphologic characteristics: gram stain (short, pleomorphic rods), BAP (colonies may be mucoid), MAC-NLF (mucoid pink after extended incubation, less than 48hrs)