case_images: PMC9699847_01
case_images: Cervical spine magnetic resonance imaging showing cervical canal stenosis.
case_images: SNI-13-514-g001.jpg
case_images: PMC9699847_01_SNI-13-514-g001.jpg
case_images: F1
case_images: A 67-year-old female originally underwent a cervical laminectomy with lateral mass fixation (from C3 to C6) for cervical canal stenosis [Figures 1 and 2].
case_images: Postoperative X-ray of cervical spine lateral view showing lateral mass fixation.
case_images: SNI-13-514-g002.jpg
case_images: PMC9699847_01_SNI-13-514-g002.jpg
case_images: F2
case_images: A 67-year-old female originally underwent a cervical laminectomy with lateral mass fixation (from C3 to C6) for cervical canal stenosis [Figures 1 and 2].
case_images: Computed tomography scan of cervical spine and skull coronal cut showing migration of the left-sided connecting rod into the right posterior cranial fossa through the foramen magnum and malposition of the right-sided rod.
case_images: SNI-13-514-g003.jpg
case_images: PMC9699847_01_SNI-13-514-g003.jpg
case_images: F3
case_images: The computed tomography (CT) scan of the brain and cervical spine showed migration of the left-sided connecting rod into the posterior fossa through the foramen magnum with accompanying malpositioning of the right-sided rod [Figure 3].