Summary of chromosomal changes in choroidal melanoma as defined by agreement in both chromosomal index and signal distribution
| Chromosome 3 | Chromosome 18 | |||
|---|---|---|---|---|
| Loss | Balanced | Loss | Balanced | |
| Metastasising melanoma (n = 26) | 15 | 11 | 0 | 26 |
| Non-metastasising melanoma (n = 26) | 0 | 26 | 0 | 26 |









