title: Developmental abnormalities of the cervical spine below the axis.
abstract: The majority of cervical spine anomalies of clinical significance occur in the occipital, atlas, and axis areas. Below the axis, changes may occur as local solitary anomalies simulating significant disease, or in the form of more widespread segmentation and ossification anomalies categorized as the Klippel-Feil syndrome.
mesh_terms: D002574:Cervical Vertebrae / Q000002:abnormalities* / Q000000981:diagnostic imaging; D003638:Deafness / Q000150:complications; D006801:Humans; D007714:Klippel-Feil Syndrome / Q000150:complications / Q000000981:diagnostic imaging*; D009069:Movement Disorders / Q000150:complications; D011859:Radiography; D012540:Scapula / Q000002:abnormalities; D012600:Scoliosis / Q000150:complications; D016135:Spinal Dysraphism / Q000000981:diagnostic imaging*; D013577:Syndrome; D014564:Urogenital Abnormalities