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Second Malignancies in Patients with Unilateral Retinoblastoma
| Tumor type | Patients | Median age at diagnosis (range), years |
|---|---|---|
| Total | 13 | 9 (<1–44) |
| Sarcoma | ||
| Osteosarcoma | 3 | 13 (9–17) |
| Liposarcoma (scrotum) | 1 | 26 |
| Rhabdomyosarcoma (head/neck) | 1 | 8 |
| Undifferentiated (bone) | 1 | 14 |
| Intracranial | ||
| Glioma | 1 | 2 |
| Pilocytic astrocytoma | 1 | 1 |
| Primitive neuroectodermal tumor | 1 | 1 |
| Leukemia | 1 | 8 |
| Adenocarcinoma (colon) | 1 | 44 |
| Skin melanoma | 1 | <1 |
| Seminoma (testis) | 1 | 35 |
