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Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.
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contentuptodate· Content· item f37_32_38414
©2013 UpToDate ® Print Email C1 posterior neural arch fracture A posterior neural arch fracture of C1 results from compression of the posterior elements between the occiput and the spinous process of C2 during forced neck extension. A vertical fracture line through the posterior neural arch is seen on this lateral x-ray (white arrow). Courtesy of Mary Hochman, MD