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[Long-term outcome and related factors of epileptic seizures in children]
Zhe Tao1, Wen-xia Yi2, Ying Han2
1Deparment of Pediatrics, Peking University First Hospital, Beijing 100034, China; Deparment of Pediatric Neurology, Dalian Children's Hospital, Liaoning Dalian 116012, China.
Insights
Long-term epilepsy outcomes in children are generally positive with antiepileptic drug therapy. Seizure freedom rates vary significantly based on epilepsy syndrome type, etiology, and age at onset.
Area of Science:
- Pediatric Neurology
- Epileptology
Background:
- Epilepsy is a chronic neurological disorder affecting millions of children worldwide.
- Understanding long-term seizure outcomes and prognostic factors is crucial for effective management.
Purpose of the Study:
- To analyze the long-term seizure outcomes in children with epilepsy.
- To investigate the influence of age at onset, epileptic syndrome type, and etiology on seizure control.
Main Methods:
- Retrospective analysis of clinical data from 265 children with epilepsy followed for over one year.
- Calculation of seizure-free rates (defined as at least one year without seizures).
- Association analysis between seizure outcomes and various clinical factors.
Main Results:
- Overall seizure-free rate was 53.6% with regular antiepileptic drug therapy.
- Higher seizure-free rates were observed in idiopathic generalized epilepsy (72.4%) and benign epilepsy with centro-temporal spikes (65.5%).
- Infantile spasms had the lowest seizure-free rate (21.7%), and younger age at onset correlated with poorer outcomes.
Conclusions:
- Regular antiepileptic drug therapy leads to satisfactory seizure outcomes in over half of children with epilepsy.
- Prognosis is significantly influenced by etiological factors, epilepsy syndrome type, and age at onset.
- Tailored treatment strategies based on these factors can improve long-term seizure control.
Objective:
To analyze the Long-term outcome of seizures, and to explore the effects of related factors, including the age at onset, types of epileptic syndromes, and etiological factors, etc.
Methods:
The clinical data were retrospectively surveyed from 265 children with regular follow-ups for over 1 year at Peking University First Hospital (Jan. 2003 to Dec. 2006). The seizure-free rate was calculated as an at least one-year non-occurrence of seizures. The Long-term outcome of seizures was analyzed in association with factors including the age at onset, types of epileptic syndromes, and etiology.
Results:
(1) Seizure types were clarified in all the cases, with combined types of seizures in 17. Epileptic syndromes were identified in 163/265 cases (61.5%). With regular antiepileptic drug therapy, 57.9% children with epilepsy could be seizure-free. (2) Seizure-free was demonstrated in 142/265 cases with a seizure-free rate of 53.6% in this group. (3) The age at onset was youngest in the non-efficacy group. (4) The seizure-free rate was different by syndrome types of epilepsies, with a higher seizure-free rate in idiopathic generalized epilepsy (72.4%) and benign epilepsy in children with centro-temporal spikes (65.5%), whereas a lowest rate (21.7%) in infantile spasms. (5) A significant difference of seizure-free rates was revealed in different etiological groups. Children with idiopathic epilepsy achieved higher seizure-free rate (69.2%) than those with symptomatic and cryptogenic epilepsy (45.4%).
Conclusion:
The epilepsy children with regular antiepileptic drug therapy had generally satisfactory outcome of seizures, with over half cases of seizure-free. The prognosis was demonstrated to be closely related with the etiological factors, syndrome types and age at onset.
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