Melnick-Needles syndrome (MNS) belongs to the otopalatodigital syndrome spectrum disorder and is associated with a short stature, facial dysmorphism, osseous abnormalities involving the majority of the axial and appendicular skeleton resulting in impaired speech and masticatory problems.

The presence of extra bones within a cranial suture. Wormian bones are irregular isolated bones which appear in addition to the usual centers of ossification of the cranium.