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What is the right choice? Is the answer sodium channel blockers?
Sarı Yanartas Mehpare1, Donbaloglu Furkan1, Genc Şakir2
1Department of Pediatric Neurology, Faculty of Medicine, Akdeniz University, Antalya, Turkey.
Insights
Self-limited infantile epilepsy (SeLIE) often presents with focal seizures in infants. Carbamazepine achieved the highest seizure-free rates, suggesting sodium channel blockers are effective first-line treatments for favorable outcomes.
Area of Science:
- Pediatric Neurology
- Epileptology
- Clinical Pediatrics
Background:
- Self-limited infantile epilepsy (SeLIE) is a common epileptic syndrome in infants.
- Early diagnosis and effective management are crucial for optimal outcomes.
- Understanding SeLIE's characteristics and treatment responses aids clinical decision-making.
Purpose of the Study:
- To evaluate the clinical characteristics and treatment responses in children with SeLIE.
- To enhance awareness regarding early diagnosis and available treatment options for SeLIE.
- To identify effective first-line medications for achieving seizure freedom in SeLIE.
Main Methods:
- Retrospective analysis of clinical and prognostic data from 72 infants and children diagnosed with SeLIE.
- Evaluation of seizure types, age at diagnosis, and neurodevelopmental status.
- Comparison of the efficacy of different anti-seizure medications as first-line treatment.
Main Results:
- The average age at diagnosis was 7.6 months, with seizure onset around 7 months; 54.1% of patients were male.
- Focal elementary motor seizures were most common in patients with normal neurodevelopment (52.7%).
- While levetiracetam was the most common first-line choice, carbamazepine demonstrated the highest seizure-free rate.
Conclusions:
- SeLIE should be considered in afebrile infants with clustered focal seizures, normal neuromotor development, and normal neuroimaging.
- Sodium channel blockers, such as carbamazepine, show high treatment success and are recommended as first-line medications for favorable outcomes in SeLIE.
Objectives:
Self-limited infantile epilepsy (SeLIE) is one of the most common epileptic syndromes encountered in infancy. The rapid control of seizures and determining the etiology will help the clinician and the family. Care providers need to be aware of the implications, etiology, and management. In our study, the aim is to evaluate the characteristics and response to treatment in children with SeLIE and to raise awareness about early diagnosis and treatment options.
Methods:
A total of 72 infants and children diagnosed with SeLIE were retrospectively analyzed to evaluate their clinical and prognostic data.
Results:
The average age at the time of diagnosis of patients was 7.6 ± 4 months, and the onset of seizures was 7 ± 3.7 months, and 54.1% were boys in the study group. Of the patients with normal neurodevelopmental steps, 38 (52.7%) had focal elementary motor seizures, 17 (23.6%) had focal impaired consciousness seizures with observable manifestation, 16 (22.2%) had bilateral tonic-clonic seizures of unknown onset, and 1 had focal to bilateral tonic-clonic seizure initially. The most common anti-seizure medication chosen as the first-line treatment was levetiracetam in our study cohort, but the highest seizure-free rate was achieved by initiating carbamazepine.
Significance:
If focal seizures occur in clusters in an afebrile infant with normal neuromotor development and normal neuroimaging, SeLIE should be considered as a possible diagnosis. Sodium channel blockers, with shown high treatment success, should be considered as the first-line medication for favorable outcomes in SeLIE.
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