Illustration of the lateral view of the upper cervical spine, demonstrating cranial settling (arrow) of the odontoid process into the foramen magnum. Note the compression of the spinal cord.
From: Boden SD, Dodge LD, Bohlman HH, Rechtine GR. Rheumatoid arthritis of the cervical spine. A long-term analysis with predictors of paralysis and recovery. J Bone Joint Surg Am 1993; 75(9):1282-97.
http://journals.lww.com/jbjsjournal/pages/default.aspx. Copyright © 1993 The Journal of Bone and Joint Surgery, Inc. Reproduced with permission from Lippincott Williams & Wilkins. Unauthorized reproduction of this material is prohibited.
