Figure 2.
Pre- and post-operative recording of left frontal resection. (A) Intra-operative photograph of left frontal region. (B) EpiNavTM modelling of gyral and vascular anatomy. (C) Intra-operative photograph of left frontal resection. (D) EpiNavTM reconstruction of completed resection. (E and F) Coronal and sagittal intra-operative MRI showing completed resection, incorporating neurophysiological landmarks of ictal onset (red) and propagation to anterior cingulum and medial orbitofrontal area (orange.) (Ant: anterior; Post: posterior; L: lateral; M: medial; Sup: superior; Inf: inferior) (see online version for colour figures).