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Related Experiment Videos

[Nonparametric normal range for thrombocyte parameters in childhood].

U Nowak-Göttl1, E Besier, W D Kreuz

  • 1Zentrum der Kinderheilkunde, Stadtkrankenhaus Hanau, Main.

Klinische Padiatrie
|January 1, 1992
PubMed
Summary
This summary is machine-generated.

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Patients with Bernard-Soulier syndrome and different severity of the bleeding phenotype.

Blood cells, molecules & diseases·2017

Pediatric platelet function differs from adults, with shorter bleeding times and enhanced aggregation in healthy children. These platelet function changes are more pronounced in younger children.

Area of Science:

  • Hematology
  • Pediatric Physiology
  • Hemostasis

Context:

  • Establishing pediatric reference ranges for platelet function is crucial for accurate clinical assessment.
  • Previous studies have not comprehensively evaluated multiple platelet function parameters in a healthy pediatric cohort.
  • Understanding age-related variations in platelet behavior is essential for pediatric medicine.

Purpose:

  • To define univariate nonparametric pediatric tolerance regions for platelet function tests.
  • To compare platelet function in healthy children and adolescents to adult normal values.
  • To identify age-specific differences in platelet behavior within the pediatric population.

Summary:

  • This study investigated platelet function in 105 healthy children and adolescents.

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  • Results indicate shortened bleeding times, enhanced spontaneous and collagen-induced platelet aggregation, and increased ADP-induced disaggregation compared to adults.
  • Platelet volume shifted leftward, beta-thromboglobulin levels were elevated, and thrombocyte spreading was slightly delayed, with more pronounced changes in younger children.

    • Impact:

    • Provides essential reference ranges for pediatric platelet function, aiding in the diagnosis of bleeding disorders.
    • Highlights significant age-dependent variations in platelet function, informing clinical interpretation in pediatric hematology.
    • Contributes to a better understanding of normal hemostasis development during childhood and adolescence.