Table 2.
Operative cases.
| Case no. | Diagnosis | Switch (assessment) | |
|---|---|---|---|
| Spinal tumor | 1 | Sacral spinal neurinoma | No |
| 2 | Paraspinal thoracic tumor | No | |
| Degenerative spine | 1 | Lumbar spinal stenosis | No |
| 2 | Cervical stenosis, corpectomy C5 | Yes (unfamiliar with exoscope) | |
| Cranial tumor | 1 | Temporal left sided glioblastoma | Yes (poor tissue differentiation) |
| 2 | Occipital metastasis | Yes (poor visualization) | |
| 3 | Postcentral metastasis | Yes (exoscope malfunction) | |
| 4 | Fronto-temporal epidermoid cyst | Yes (comparison to OM) | |
| 5 | Recurrent meningioma middle fossa | Yes (comparison to OM) | |
| 6 | Parietal metastasis | Yes (unsatisfied with depth of field) | |
| 7 | Temporal right sided glioblastoma | Yes (comparison to OM) | |
| 8 | Occipital metastasis | Yes (comparison to OM) | |
| 9 | Frontal glioblastoma | Yes (comparison to OM) | |
| 10 | Posterior fossa ependymoma | Yes (comparison to OM) | |
| Cranial vascular | 1 | Medial cerebral artery aneurysm | Yes (comparison to OM) |
| Trauma | 1 | Anterior skull base flap | No |