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Intractable epilepsy in adults
1Department of Neurology and Pharmacy, University of Minnesota, Minneapolis.
Epilepsy Research. Supplement
|January 1, 1992
Summary
Intractable epilepsy, defined as uncontrolled seizures despite treatment, has a low remission rate. Key predictors include partial seizures and neurological abnormalities, suggesting surgical options may be necessary.
Area of Science:
- Neurology
- Epileptology
Background:
- Intractable epilepsy is characterized by persistent seizures despite optimal anti-epileptic drug (AED) treatment.
- Defining intractability is crucial for patient management and prognosis.
Purpose of the Study:
- To define intractable epilepsy and identify its predictors.
- To inform clinical decision-making regarding treatment options.
Main Methods:
- Literature review and synthesis of existing definitions and research on epilepsy intractability.
- Analysis of clinical features associated with persistent seizures.
Main Results:
- Intractable epilepsy is defined as failure to achieve seizure control after 1 year of appropriate AED therapy.
- Predictors of intractability include partial seizure types, presence of structural brain abnormalities on imaging, and abnormal neurological examinations.
- Remission rates are low once epilepsy becomes intractable.
Conclusions:
- Early identification of predictors can guide timely treatment adjustments.
- Surgical intervention should be considered for patients with intractable epilepsy unresponsive to AEDs.