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Hemodynamic support in fluid-refractory pediatric septic shock

G Ceneviva1, J A Paschall, F Maffei

  • 1Department of Anesthesiology and Critical Care Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania, USA.

Pediatrics
|August 1, 1998
PubMed
Summary

Children with persistent septic shock often have low cardiac output and benefit from inotropes and vasodilators. Tailoring therapy to individual hemodynamic states improves outcomes in pediatric septic shock.

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Area of Science:

  • Pediatric Critical Care Medicine
  • Pediatric Cardiology
  • Septic Shock Management

Background:

  • Fluid-refractory septic shock in children presents a significant clinical challenge.
  • Understanding diverse hemodynamic profiles is crucial for effective treatment.

Purpose of the Study:

  • To assess the outcomes of pediatric patients receiving inotrope, vasopressor, and/or vasodilator therapy for persistent, fluid-refractory septic shock.
  • To categorize patient responses based on hemodynamic status and therapeutic interventions.

Main Methods:

  • A case series design was employed across three pediatric hospitals.
  • Fifty consecutive pediatric patients with fluid-refractory septic shock were analyzed.
  • Hemodynamic parameters, including cardiac index and systemic vascular resistance, were monitored.

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Main Results:

  • Patients were classified into three groups based on their hemodynamic state and response to therapy: hypodynamic (responded to inotropes/vasodilators), hyperdynamic (responded to vasopressors), and mixed dysfunction.
  • Overall 28-day survival was 80%, with variations across groups (72%-91%).
  • A significant proportion of patients required adjustments to their initial therapeutic regimen due to evolving hemodynamic states.

Conclusions:

  • Children with fluid-refractory septic shock are often hypodynamic and respond well to inotropic and vasodilator agents.
  • Hemodynamic states in pediatric septic shock are heterogeneous and dynamic, necessitating individualized and adaptable treatment strategies.
  • Optimizing cardiovascular therapy based on real-time hemodynamic assessment can improve survival rates in pediatric septic shock.