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Updated: Oct 19, 2026

Stereo-Electro-Encephalo-Graphy (SEEG) With Robotic Assistance in the Presurgical Evaluation of Medical Refractory Epilepsy: A Technical Note
Published on: June 13, 2016
[Surgery unit for epilepsy]
R Carrillo1, M Martín, C Benito
1Servicio de Neurocirugía, Hospital Gregorio Marañón, Madrid.
Introduction:
Only few medically refractory epileptic patients are evaluated for surgical treatment, in spite of the good results obtained at the Centers where epilepsy surgery is performed.
Objective:
We are presenting the way the Gregorio Marañón Hospital Epilepsy Surgery Unit functions and their casuistry.
Patients And Methods:
This Unit is composed by members of the Services of Neurosurgery, Neurology, Neurophysiology, Neuroradiology, Psychology, Neuropediatry, Nuclear Medicine and Neuroanestesiology. Patients are studied by means of protocols.
Results:
Twenty cases were operated upon. The procedures were temporal lobectomy in 9 cases, amygdalo-hipocampectomy in 4, frontal lobectomy in 3, frontal topectomy in 2, partial hemispherectomy in 1 and vagal nerve stimulation in 1. In 16 of the 19 surgery specimen there were some pathological abnormalities. In the short follow-up 13 patients are seizures free experience significant improvement.
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