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Related Experiment Videos

Hypertonic saline resuscitation

M Rocha e Silva1

  • 1Research Division, Faculty of Medicine, University of São Paulo, Brazil. mrsilva@incor.usp.br

Medicina
|November 17, 1998
PubMed
Summary
This summary is machine-generated.

Highly hypertonic saline (HS) and HS with dextran (HSD) rapidly restore hemodynamic function in severe hemorrhage. These solutions are safe and effective pre-hospital treatments, improving blood pressure and potentially survival rates.

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Area of Science:

  • Emergency Medicine
  • Resuscitation Science
  • Trauma Care

Background:

  • Severe hemorrhage management is challenging, especially in pre-hospital settings.
  • Isotonic fluid resuscitation is often impractical for out-of-hospital severe blood loss.
  • Hypertonic saline (HS) and HS with dextran (HSD) offer potential resuscitation benefits.

Purpose of the Study:

  • To evaluate the hemodynamic effects and safety of highly hypertonic saline (7.5% NaCl) and HS with dextran-70 (HSD).
  • To assess HS/HSD as a potential pre-hospital treatment for severe hemorrhage.
  • To investigate the impact of HS/HSD on cardiac output, blood pressure, and survival.

Main Methods:

  • Review of studies on highly hypertonic 7.5% NaCl (HS) and HS with 6% dextran-70 (HSD).

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  • Analysis of hemodynamic restoration, volume expansion, and physiological effects.
  • Inclusion of randomized double-blind prospective studies on HS/HSD as first-line shock treatment.

    • Main Results:

    • HS/HSD induce immediate and sustained hemodynamic restoration, including cardiac output and arterial pressure.
    • These solutions moderate hyperosmolarity, hypernatremia, and reverse high glucose and lactate levels.
    • Randomized trials show HS/HSD are safe, without toxic effects, with significant blood pressure increases and a trend towards improved survival.

    Conclusions:

    • Highly hypertonic saline (HS) and HS with dextran (HSD) are effective in rapidly restoring hemodynamic stability during severe hemorrhage.
    • HS/HSD demonstrate safety and efficacy as pre-hospital resuscitation fluids.
    • Further research into immune interactions may elucidate long-term effects of hypertonic solutions.