A sign of spina bifida cystica on lateral radiographs of the spine.
D005189:False Positive Reactions; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007738:Kyphosis / Q000000981:diagnostic imaging; D008159:Lumbar Vertebrae / Q000000981:diagnostic imaging; D011859:Radiography; D016135:Spinal Dysraphism / Q000000981:diagnostic imaging*; D013131:Spine / Q000000981:diagnostic imaging*; D013904:Thoracic Vertebrae / Q000000981:diagnostic imaging