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Bacteraemia in shock. A prospective study

S J Smit1, E J Theron

  • 1Department of Surgery, University of the Orange Free State, Bloemfontein.

South African Journal of Surgery. Suid-Afrikaanse Tydskrif Vir Chirurgie
|September 1, 1995
PubMed
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Bacteraemia, or bacteria in the bloodstream, is found in shocked patients, particularly with Gram-positive bacteria like staphylococci. This suggests a link between shock and sepsis, warranting antibiotic prophylaxis for severe shock patients.

Area of Science:

  • Medical Microbiology
  • Clinical Medicine
  • Infectious Diseases

Background:

  • Previous research indicated bacteraemia in shocked animals (dogs, rats).
  • The presence of bacteria in the bloodstream during shock is a critical concern.
  • Understanding the microbial profile in shock is essential for effective treatment.

Purpose of the Study:

  • To investigate the occurrence and type of bacteraemia in shocked patients.
  • To determine the association between Gram-positive bacteria and severe shock.
  • To explore the link between bacteraemia in shock and the development of sepsis.

Main Methods:

  • Patient cohort study involving individuals in shock.
  • Blood cultures to identify bacterial presence and species.

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  • Analysis of bacterial isolates, focusing on Gram-positive organisms.

    • Main Results:

    • Bacteraemia was confirmed in shocked patients.
    • Gram-positive bacteria, notably staphylococci, were frequently identified.
    • A significant association between Gram-positive bacteraemia and shock was observed.

    Conclusions:

    • Gram-positive bacteraemia is a notable finding in shocked patients.
    • This bacteraemia may represent a key factor connecting shock to sepsis.
    • Prophylactic antibiotics targeting Gram-positive bacteria are recommended for severe shock.