32 years, Male, epilepsy. Preoperative planning for depth electrodes. Examination is limited to sequences for operative planning and intraoperative navigation. Abnormal signal involving the left hippocampus is better appreciated previously. There is no intracranial mass or mass effect or abnormal enhancement in the brain. Mild global parenchymal volume loss is again evident.
Examination limited to sequences for operative planning. Signal abnormality involving the left hippocampus better appreciated on prior complete brain MRI studies.