Hemodynamics, fluids & transfusion

Platelet dysfunction in heatstroke-induced coagulopathy: A retrospective observational study

J Crit CarePublished Retrospective cohort study

Authors' conclusion

These results suggested that platelet dysfunction occurs in heatstroke-induced DIC, indicating that platelet function evaluation by TEG can provide complementary information and enhance our understanding about the subtypes of heatstroke.

Study context

Population
Intensive care unit (ICU)-admitted patients with heatstroke
Participants
31 patients
Outcome
Association of platelet function by thromboelastography (TEG) (CFF-MA minus CRT-MA) at the emergency department (ED) with DIC severity (JAAM score; DIC ≥ 4 points)
Methodological detailssingle-centre, tertiary hospital
  • Single-centre
  • Tertiary hospital

Main finding

As reported in the abstract

Platelet function (CFF-MA−CRT-MA) and DIC · At ED

Platelet count, median (IQR 12.6-25.0 × 104/μL)

18.1 × 104/μL

Platelet function citrated functional fibrinogen-maximum amplitude (CFF-MA)−citrated rapid TEG-maximum amplitude (CRT-MA), median (IQR 27.8-37.8 mm)

34.4 mm

Correlation of platelet function with disseminated intravascular coagulation (DIC) score (p < 0.001)

R = −0.63

AUC of platelet function for DIC development

0.87

95% CI 0.72–0.99

Observational data: associations, not effects.

Original publication

Platelet dysfunction in heatstroke-induced coagulopathy: A retrospective observational study. J Crit Care. Published 28 November 2024. doi:10.1016/j.jcrc.2024.154982

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