The deletions of these six OFC patients encompass nine of our deleted candidate genes including FAT4 but also ANKRD50, DCTD, FGF2, FRG1, NEIL3, SPATA5, SPRY1, WWC2, and one duplicated candidate gene, FAM149A (Strehle et al. 2012). Here, WWC2 is linked to otofaciocervical syndrome 1.