| Diseases | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Down Syndrome | 100 | + + | |
| 2 | Prader-Willi Syndrome | 66 | + + | |
| 3 | Mental Retardation, X-Linked | 46 | + + | |
| 4 | Cri-du-Chat Syndrome | 27 | + + | |
| 5 | Williams Syndrome | 12 | + + | |
| 6 | De Lange Syndrome | 6 | + + | |
| 7 | Rubinstein-Taybi Syndrome | 5 | + + | |
| 8 | WAGR Syndrome | 4 | + + |