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[Antithrombin deficiency and thrombosis in a young child]
V Kok1, M Slacmeulder, K Jochmans
1Service de pédiatrie, clinique Notre-Dame-de-Grâce, Gosselies, Belgique.
Insights
Congenital antithrombin deficiency can cause rare thrombotic events in children. Early diagnosis and treatment, such as with heparin or vitamin K antagonists, are crucial for positive outcomes.
Area of Science:
- Pediatric Hematology
- Thrombophilia Genetics
Background:
- Thrombosis is uncommon in pediatric patients.
- Antithrombin deficiency is a potential underlying cause of childhood thrombosis.
Observation:
- A 10-year-old boy presented with thrombosis.
- The condition was linked to a congenital quantitative antithrombin deficiency, confirmed genetically.
- His father had the same deficiency.
Findings:
- The child was treated with heparin, followed by vitamin K antagonists.
- Molecular biology confirmed the congenital antithrombin deficiency.
- The patient remained well for 26 months post-diagnosis.
Implications:
- Congenital antithrombin deficiency should be investigated in young patients with thrombotic events.
- Prompt diagnosis and management of antithrombin deficiency are essential.
- Effective long-term management strategies exist for pediatric thrombosis due to antithrombin deficiency.
Background:
Thromboses represent a rare event in children and may be due to a deficiency of antithrombin.
Case Report:
A 10-year-old boy developed thrombosis due to a congenital quantitative deficiency in antithrombin, confirmed by molecular biology. His father was diagnosed with the same deficiency. The child was first treated with heparin and is now on antivitamin K. He is well 26 months after diagnosis.
Conclusion:
When a young patient presents with a thrombotic event, a congenital deficiency in one of the inhibitors of coagulation, one of which is antithrombin, should be looked for and the condition treated as soon as possible.