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Updated: Jul 2, 2026
09:46
Megakaryocyte Differentiation and Platelet Formation from Human Cord Blood-derived CD34+ Cells
Published on: December 27, 2017
Thrombocytosis in childhood.
E Mantadakis1, A Tsalkidis, A Chatzimichael
1Department of Pediatrics, Democritus University of Thrace and University District Hospital of Alexandroupolis, Alexandroupolis, Thrace, Greece. emantada@med.duth.gr
Indian Pediatrics
|August 30, 2008
Summary
Thrombocytosis in children is usually reactive, stemming from common conditions like infections or iron deficiency. Essential thrombocythemia is rare, and treatment should focus on the underlying cause, not aspirin.
Area of Science:
- Pediatric Hematology
- Clinical Practice Guidelines
- Diagnostic Challenges
Background:
- Thrombocytosis is a common finding in pediatric hemograms, often leading to diagnostic uncertainty for clinicians.
- Automated blood cell counters contribute to the increased detection of elevated platelet counts in children.
- Distinguishing between primary and secondary causes of thrombocytosis is crucial for appropriate management.
Purpose of the Study:
- To provide a practical guide for pediatricians managing thrombocytosis in children.
- To differentiate between essential thrombocythemia and reactive thrombocytosis.
- To outline appropriate therapeutic strategies based on the underlying cause.
Main Methods:
- Review of current literature on pediatric thrombocytosis.
- Analysis of causes, complications, and management strategies.
- Clinical guidance for pediatricians in everyday practice.
Main Results:
- Primary thrombocytosis (essential thrombocythemia) is rare in children but carries risks of thrombosis and bleeding.
- Secondary (reactive) thrombocytosis is frequent, associated with infections, iron deficiency, bleeding, and other conditions.
- Treatment for reactive thrombocytosis should target the underlying condition; aspirin is generally not recommended.
Conclusions:
- Most pediatric thrombocytosis cases are reactive and resolve with treatment of the primary condition.
- Consultation is reserved for rare cases of extreme thrombocytosis or suspected essential thrombocythemia.
- Platelet aggregation inhibitors are typically unwarranted in reactive thrombocytosis.
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