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[Epileptogenic drugs in anesthesia].
1Département d'anesthésie-réanimation, CHU Timone, 13385 Marseille, France. nbruder@ap-hm.fr
Annales Francaises D'Anesthesie Et De Reanimation
|March 29, 2001
Summary
Most anesthetics and analgesics exhibit both pro- and anticonvulsant effects. Isoflurane is a strong anticonvulsant, while sevoflurane can induce seizures; intravenous hypnotics are generally safe for epileptic patients.
Area of Science:
- Anesthesiology
- Clinical Neurophysiology
Context:
- Anesthetics and analgesics are widely used in clinical practice.
- Their pro- and anticonvulsant activities require careful consideration, especially in patients with epilepsy.
- Literature data analysis necessitates standardized patient populations, epileptic activity recording, and EEG analysis methods.
Purpose:
- To review and analyze the pro- and anticonvulsant properties of various anesthetics and analgesics.
- To guide the selection of anesthetic agents for epileptic patients.
- To clarify the clinical relevance of reported pro- and anticonvulsant effects.
Summary:
- Inhaled anesthetics: Isoflurane demonstrates significant anticonvulsant properties. Sevoflurane may, in certain situations, provoke epileptic activity.
- Intravenous hypnotics: Most are suitable for anesthetizing epileptic patients, with ketamine and etomidate being exceptions. Midazolam exhibits potent anticonvulsant effects.
- Narcotics: Fentanyl and alfentanil can induce seizures, but their clinical significance is uncertain given widespread use without adverse effects.
- Neuromuscular blocking agents: These agents do not possess pro- or anticonvulsant properties.
Impact:
- Provides critical information for anesthesiologists and neurologists regarding anesthetic choices in epileptic patients.
- Highlights the need for standardized methodologies in evaluating anesthetic effects on seizure activity.
- Contributes to safer anesthetic management and improved patient outcomes in specific populations.