Absent clavicle

The clavicle, or collarbone, is a slender, S-shaped bone approximately 6 inches (15 cm) long bone that serves as a strut between the shoulder blade and the sternum (breastbone). There are two clavicles, one on the left and one on the right. [Source: Wikipedia ]

Synonyms

Aplasia of the clavicle

Aplastic clavicle

Clavicle aplasia

Clavicular aplasia

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; CDAGS syndrome; CHILD syndrome; Cleidocranial dysplasia-like syndrome; Cockayne syndrome; Coffin-Siris syndrome; Congenital clavicular pseudoarthrosis; Crane-Heise syndrome; Fibrochondrogenesis; Fucosidosis; Goltz syndrome; Hypoplastic clavicles and lateral scapular redirection; Larsen syndrome; Lethal osteosclerotic skeletal dysplasia; Mandibuloacral dysplasia; Metaphyseal chondrodysplasia Jansen type; Oto-onycho-peroneal syndrome; Parietal foramina-clavicular hypoplasia dysplasia; Parietal foramina-clavicular hypoplasia dysplasia-like syndrome; Scapuloilac dysostosis; Scapuloiliac dysostosis; Short clavicle syndrome; Spondyloepiphyseal dysplasia; Stiff skin syndrome; Thoracoabdominal schisis; Trisomy 13; Trisomy 18; Turner syndrome; Yunis-Varon syndrome