Clinical evaluation and noninvasive electroencephalography. Preoperative evaluation.

Epilepsy surgery has been shown to be a safe and effective alternative to antiepileptic drug therapy for many patients with medical refractory partial seizure disorders. Surgical treatment should be considered when the patients experience and impairment in the quality of life related to the seizures, medical therapy, or both. Surgically remediable epileptic syndromes include medical temporal lobe epilepsy and lesional epilepsy. A comprehensive presurgical evaluation is performed to identify appropriate candidates for epilepsy surgery.