Additional MRI features of ISCMs on reference MRI, per-patient basis (n = 49 patients)
| Feature | Prevalence |
|---|---|
| Solitary ISCM | 39 (80%) |
| Multiple ISCMs | 10 (20%) |
| Non-cord CNS and/or spinal metastasis | 29 (59%) |
| Leptomeningeal metastasis | 18 (37%) |
| Primary tumor and/or non-CNS metastasis | 29 (59%) |
| Non-cord CNS/spinal metastasis OR primary tumor/non-CNS metastasis | 43 (88%) |
| Both non-cord CNS/spinal metastasis AND primary tumor/non-CNS metastasis | 15 (31%) |