Brevundimonas vesicularis

  • General information

    • the following information is not yet verified
      B. vesicularis and B. diminuta, formely classified as members of group IV of the genus Pseudomonas, are the most frequently isolated Brevundimonas species in human infections

      Family: Caulobacteriaceae

      B. vesicularis and B. diminuta are the only human pathogens.
      Not pathogenic: B. aurantiaca, B. intermedia, B. nasdae, B. subvibrioides

      Natural habitat
      They are ubiquitous in the environment.
      Because they survive in a moist environment, they can cause problems in a hospital.

      Clinical significance
      They are rarely isolated from clinical samples.

      Very few cases of bacteremia have been reported, with pneumonia, infective endocarditis and spontaneous bacteria peritonitis being the most common foci of infection.

      Both B. vesicularis and B. diminuta have been described as opportunistic pathogens in immunocompromised hosts

  • Gram stain

    • the following information is not yet verified
      Straight or slightly curved, Gram negative rods,

      0.5-1.0 x 1-5 µm,

      Lying; solitair

  • Culture characteristics

    • the following information is not yet verified

      Obligate Aerobic

      BA: grows slowly, after 48 hours the colonies are visible and usually have a dark yellow to orange pigment may be slightly wrinkled.

      Not hemolytic

      McConkey: growth 25%, non lactose fermenter

      BBAØ: no growth

  • Characteristics

  • References

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