Violet Pietrok was born with a rare disorder that left deformities in her face. Now, the child is able to smile again, thanks in part to the help of 3D printers. Katherine C. Cohen/Boston Children ...

European Journal of Human Genetics - Desbuquois dysplasia type I and fetal hydrops due to novel mutations in the CANT1 gene Skip to main content Thank you for visiting nature.com.

Two-year-old Violet Pietrok was born with frontonasal dysplasia, a rare facial deformity that resulted in the widening of certain facial features, including the nose and space between eyes.