Epilepsy accounts for 1% of the global burden of disease due to disability, affecting 0.5% to 1% of the world's population.
1 Despite currently available antiepileptic drugs, 20% to 40% of all patients with epilepsy remain refractory to medical management.
2-5 For such patients, epilepsy surgery still remains underused worldwide.
6-8 Few patients are referred for epilepsy surgery evaluation, and these referrals commonly occur late in the course of their disease, after 20 years of seizures.
9-11 Temporal lobe epilepsy is the most common form of epilepsy
12 and the most likely to be medically refractory.
13