Table 1.
Summary of clinical and radiological features of rosette-forming glioneuronal tumor cases
| Patient demographics | |
| Age in years, mean (SD) | 30.3 (±12.8) |
| Gender, n (%) | |
| Male | 15/44 (39.5) |
| Female | 29/44 (60.5) |
| Duration in months, mean (SD) | 27.2 (±44.8) |
| Treatment, n (%) | |
| GTR | 25/44 (56.8) |
| STR | 15/44 (34.1) |
| Biopsy | 5/44 (11.4) |
| Radiotherapy | 2/44 (4.5) |
| Post-op morbidity, n (%) | |
| Yes | 13/35 (37.1) |
| Noa | 23/35 (65.7) |
| Follow-up in months, mean (SD) | 30.2 (±35.7) |
| Outcome, n (%) | |
| Stable | 29/35 (94.3) |
| Death | 1/35 (2.9) |
| Recurrence | 1/35 (2.9) |
| Radiologic features | |
| Location, n (%) | |
| Fourth ventricle+ | 25/44 (56.8) |
| Cerebellum | 10/44 (22.7) |
| Pineal | 4/44 (9.1) |
| Others | 5/44 (11.4) |
| Size in mm, mean (SD) | 30.3 (±16.8) |
| Findings, n (%) | |
| Enhancement | 29/44 (65.9) |
| Cyst | 24/44 (52.5) |
| Hydrocephalus | 19/44 (43.2) |
| Calcification | 11/44 (25) |
| Satellite lesion | 7/44 (15.9) |
SD standard deviation, NA data not available, GTR gross total resection, SRT subtotal resection. Fourth ventricle+ refers to tumor originating from or centered in the fourth ventricle with involvement of the contiguous structures
aTransient symptoms were included