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Thrombophilia Testing in High Pediatric Migraine Risk Children With Migraine
Yoel Levinsky1,2, Avraham Zeharia1,2, Joanne Yacobovich3,2
1Pediatric Headache Clinic, Day Hospitalization Department, Schneider Children's Medical Center of Israel, Petach Tikva, Israel.
Insights
Routine thrombophilia screening in pediatric migraine patients is not recommended. While some factors were common, elevated Lipoprotein(a) in children with migraine needs more research.
Area of Science:
- Pediatric Neurology
- Hematology
- Genetics
Background:
- Migraine is common in children.
- Thrombophilia, a tendency to clot, may be linked to certain conditions.
- Screening for thrombophilia in pediatric migraineurs is debated.
Purpose of the Study:
- To determine the necessity of thrombophilia screening in children experiencing migraines.
- To analyze the prevalence of thrombotic factors in pediatric migraineurs.
Main Methods:
- Retrospective analysis of 45 pediatric migraine patients (aged 3-18) tested for thrombophilia.
- Comparison of thrombotic factor rates with a healthy historical control group.
- Analysis based on patient background and screening indications.
Main Results:
- 42% of pediatric migraineurs had at least one positive thrombotic factor.
- Thrombophilia risk was higher in patients with migraine aura.
- Elevated Lipoprotein(a) was the most frequent abnormality (42%), significantly higher in migraineurs than controls.
Conclusions:
- Comprehensive thrombophilia testing is not routinely justified for pediatric migraine patients.
- The elevated prevalence of Lipoprotein(a) in children with migraine requires further investigation.
Abstract:
This study sought to investigate the need for thrombophilia screening in pediatric migraineurs. The cohort included 45/824 children (5.5%) aged 3-18 years with migraine who were tested for thrombophilia at a tertiary pediatric headache clinic. Results were analyzed by background factors and indications for screening. Rates of thrombotic factors were compared with a healthy historical control group. At least 1 thrombotic factor was positive in 19/45 patients (42%). The total thrombophilia risk rate was higher in patients with aura (n = 32). Lipoprotein(a) was the factor most often abnormal in the thrombophilia group of all factors tested (8/19, 42%), regardless of migraine type or gender. It was the only factor with a significantly higher prevalence in the migraine than the historical control group. Full thrombophilia testing in migraine in pediatric headache clinics does not seem to be justified. The high prevalence of elevated lipoprotein(a) in children with migraine warrants further investigation.
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