Dress cranial dysplasia

Cleidocranial dysplasia or cleidocranial dysostosis is a hereditary disease with missing or underdeveloped clavicles, wide-open fontanelles and cranial sutures  as well as tooth changes.

Other symptoms include: narrow, drooping shoulders that in some cases can be brought together in front of the thorax. Later, a missing closure of the fontanelles and cranial sutures are typical.