Congenital anomalies and normal variants.
D000130:Achondroplasia / Q000000981:diagnostic imaging; D006801:Humans; D009192:Myelography; D009436:Neural Tube Defects / Q000000981:diagnostic imaging; D016135:Spinal Dysraphism / Q000000981:diagnostic imaging; D013131:Spine / Q000002:abnormalities* / Q000000981:diagnostic imaging; D013168:Spondylolisthesis / Q000000981:diagnostic imaging; D014057:Tomography, X-Ray Computed