Table 4.
Tumor characteristics of pediatric patients with NF1 (n=30).
| Type of tumor | Age (years) | Age at diagnoses (years) | Locations |
|---|---|---|---|
| Cutaneousneurofibromas (n=4) | |||
| Female | 18 | 10 | Right foot |
| Male | 3 | 1 | Trunk, buttock |
| Male | 8 | 1 | Right arm |
| Female | 13 | 5 | Back |
| Schwannoma (n=2) | |||
| Female | 14 | 10 | Cervical (C1- C7) |
| Male | 8 | 1 | Brain |
| Hamartoma (n=4) | |||
| Female | 18 | 13 | Brain |
| Male | 13 | 2 | Brain |
| Female | 1 | 3 | Brain |
| Male | 8 | Not documented | Brain |
| Pilocyticastrocytoma (n=1) | |||
| Female | 15 | 8 | Brain (posterior fossa) |
| Brainstem Glioma (n=1) | |||
| Female | 13 | 13 | Brain (brainstem) |
| Low-grade astrocytoma (n=1) | |||
| Male | 17 | Not documented | Brain (frontal lobe) |
| Optic Pathway Glioma (n=17) | |||
| Male | 11 | Bilateral (n= 9) | |
| Female | 6 | Unilateral (n=8) | |