Pseudomonas Aeuriginosa
Features
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Aerobic
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Commonly found in soil & water & on plants & animals
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Opportunistic pathogen usually in immunocompromised hosts
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CF
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HIV/AIDS
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Burns
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Cancer
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Primarily nosocomial
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Produces pyoverdin (fluorescent) & pyocyanin (blue)
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Pyocyaneus sputum in pneumonia
Presentations
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UTI
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Dermatitis
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Folliculitis
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Bacteraemia
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Otitis externa
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Kareatitis
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Septicaemia
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Septic arthritis
Dx by culture (pus, blood,
tissue)
Mx
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Natural resistance to wide range of Abx
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Typically requires IV Abx or fluoroquinolones (Ciprofloxacin) oral
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Gentamicin (aminoglycosides)
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Some cephalosporins (Ceftazidime)
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Piperacillin, Ticarcillin
(resistant to all other penicillins)
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Meropenem, Imipenem (Carbapenams)
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Polymyxins
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Monobactams