May Be Caused by

 Common

Cleidocranial dysostosis

Holt-Oram syndrome

Melnick-Needles osteodysplasty

Muscular disorder

Neuromuscular disorder

Premature infants

Progeria

Pyknodysostosis

Werdnig-Hoffmann disease

 Uncommon

Birth trauma to brachial plexus

CHILD syndrome

Cockayne syndrome

Coffin-Siris syndrome

Congenital clavicular pseudoarthrosis

Fibrochondrogenesis

Fucosidosis

Goltz syndrome

Larsen syndrome

Mandibuloacral dysplasia

Scapuloiliac dysostosis

Spondyloepiphyseal dysplasia

Trisomy 13

Trisomy 18

Turner syndrome

Yunis-Varon syndrome