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Published on: June 11, 2020
[Neurobiological basis of neonatal epilepsy and its comorbilities]
Marta Martínez-Morga1, Salvador J Martinez-Morga1, Daniel Garrigos1
1Instituto de Neurociencias UMH-CSIC, Alicante, España.
Insights
Neonatal seizures, often due to immature brains, can indicate neonatal epilepsy linked to brain development issues. Comorbidities significantly impact epilepsy
Area of Science:
- Neuroscience
- Developmental Biology
- Epileptology
Background:
- Neonatal seizures are common due to brain functional immaturity.
- Neonatal epilepsy is often associated with neurodevelopmental structural brain alterations.
- Comorbid medical disorders affect approximately 50% of individuals with active epilepsy, altering its course.
Approach:
- This review synthesizes current knowledge on the structural and functional brain processes involved in neonatal epilepsy.
- It examines the relationship between epilepsy onset and preceding neurologic disorders.
- The review explores how underlying neurobiological alterations contribute to both epilepsy and comorbidities.
Key Points:
- Immature brain development predisposes neonates to seizures.
- Structural brain abnormalities during neurodevelopment are linked to neonatal epilepsy.
- Pre-existing neurologic conditions may independently predispose to epilepsy and its comorbidities.
Conclusions:
- Understanding the neurobiological underpinnings of neonatal epilepsy and its comorbidities is crucial.
- Identifying shared etiological factors can inform targeted interventions.
- Further research into brain development and epilepsy is warranted.
Abstract:
The occurrence of seizures is frequent during the neonatal period due to the functional immaturity of the brain.The presence of these seizures may lead to a diagnosis of neonatal epilepsy, which is usually associated with structural alterations of the brain during neurodevelopment. Approximately 50% of people with active epilepsy have at least one comorbid medical disorder, and the existence of a comorbid process changes the course of the epilepsy. The presence of neurologic disorders preceding the onset of epilepsy indicates that underlying neurobiological alterations may independently cause the predisposition to epilepsy and comorbid processes. In this review we describe the structural and functional brain processes underlying the onset of neonatal epilepsy and its comorbidities.
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