TABLE 3.
Imaging Modalities Included and Segmented Anatomy Shown During Cases
| Anatomy shown | Modality used | # of cases |
|---|---|---|
| Tumor | T1 MRI pre/postcontrast | 36 |
| Cavernoma | T1 MRI pre/postcontrast | 3 |
| Optic nerve | T1 MRI pre/postcontrast, T2 MRI | 6 |
| Spinal cord | T1 MRI pre/postcontrast | 1 |
| Ventricles | T1 MRI postcontrast, T2 MRI | 1 |
| Wernicke's area | T1 MRI precontrast | 2 |
| Broca's area | T1 MRI precontrast | 1 |
| Cranial nerves | T2 FIESTA/CISS MRI | 6 |
| Trigeminal nerve | 2 | |
| Facial nerve | 3 | |
| Vestibulocochlear nerve | 1 | |
| Venous structures | CTA, T1 MRI postcontrast | 10 |
| Sigmoid sinus | 1 | |
| Frontal sinus | 1 | |
| Superior sagittal sinus | 4 | |
| Confluence of sinus | 1 | |
| Transverse sinus | 3 | |
| Bony structures | CT/CTA | 5 |
| Skull base | 1 | |
| Burr hole location | 3 | |
| Sphenoid bone | 1 | |
| Clinoid bone | 1 | |
| Arterial structures | MRA, CTA, angiogram | 31 |
| Aneurysm | 4 | |
| Compressing artery | 3 | |
| Basilar artery | 4 | |
| Posterior cerebellar artery (PICA) | 2 | |
| Internal carotid artery (ICA) | 8 | |
| Middle cerebral artery (MCA) | 7 | |
| Posterior cerebral artery (PCA) | 1 | |
| Anterior cerebral artery (ACA) | 2 | |
| White matter tracts | DTI | 11 |
| Arcuate fasciculus | 2 | |
| Corticospinal tract | 6 | |
| Optic radiation | 3 |
CISS, constructive interference in steady-state; CT, computed tomography; CTA, CT angiogram; DTI, diffusion tensor imaging; MRA, magnetic resonance angiogram; MRI, magnetic resonance imaging; FIESTA, fast-imaging employing steady-state acquisition.