Localization
pretibial cutaneous dimple
prefemoral cutaneous dimple
sacral cutaneous dimple
scapular cutaneous dimple
Etiology
bone angulations
- campomelic dysplasia
- skeletal dysplasia with angulated femora
- amyoplasia
- 4p- syndrome (Wolf-Hirschhorn syndrome) del(4p)
- trisomy 9p (horizontal chin dimple)
- trisomy 9q3 (sacral cutaneous dimple, scapular cutaneous dimple)