violet pietrok was born with congenital facial malformation called frontonasal dysplasia .
only 100 cases of the condition have been reported .
it caused a widening of her facial features , including nose and space between the eyes , making her vision more like a bird 's .
plastic surgeon made five different molds of violet 's skull using 3d printer .
allowed him to plan the cuts and incisions he needed to make and helped him find solutions to problems during surgery .