TABLE 1.
Pierre Robin sequence (PRS) cases, isolated and underlying syndromes (n=139)
| Type of PRS | |
|---|---|
| Isolated PRS, n (%) | 100 (72) |
| Syndromic PRS, or other chromosomal alteration, n (%) | 39 (28) |
| Stickler syndrome | 8 |
| Möebius syndrome | 6 |
| Treacher-Collins syndrome | 5 |
| Other chromosomal alteration (eg, 22q11, 4q31.3, 4q33) | 5 |
| Goldenhaar syndrome | 4 |
| Turner syndrome | 2 |
| Bohring-Opitz syndrome | 1 |
| Dubowitz syndrome | 1 |
| Emanuel syndrome | 1 |
| Facial femoral syndrome | 1 |
| Freeman-Sheldon syndrome | 1 |
| Smith-Lemli-Opitz syndrome | 1 |
| Toriello-Carey syndrome | 1 |
| Van der Woude syndrome | 1 |
| Velocardiofacial syndrome | 1 |
Data presented as n unless otherwise indicated