Clinical features of nine kindreds with familial clear cell renal cell carcinoma
| Kindred | No affected with RCC | Generations involved | Mean age | RCC aged <50 y | RCC aged >50 y |
|---|---|---|---|---|---|
| A | 4 | 2 | 28 | 4 | 0 |
| B | 2 | 1 | 35 | 2 | 0 |
| C | 3 | 2 | 43 | 3 | 0 |
| D | 3 | 3 | 48 | 2 | 1 |
| E | 5 | 3 | 56 | 1 | 4 |
| F | 2 | 2 | 56 | 1 | 1 |
| G | 2 | 1 | 50 | 1 | 1 |
| H | 2 | 2 | 57 | 0 | 2 |
| I | 2 | 2 | 72 | 0 | 2 |