Klippel -- Feil syndrome is usually diagnosed after birth .
Furthermore , it is unclear whether Klippel -- Feil syndrome is a unique disease , or if it is one part of a spectrum of congenital spinal deformities .
part       is usually diagnosed after birth .
Furthermore , it is unclear whether Klippel -- Feil syndrome is a unique disease , or if it is one part of a spectrum of congenital spinal deformities .