CT - CT + C head and neck
Air tracking along the retropharyngeal space and carotid space anterior to the cervical spine up to the level of the hypopharynx. Additional subcutaneous emphysema along the anterior neck soft tissues. Posterior tracheal wall discontinuity best seen on sagittal imaging, at the level of the cervicothoracic junction, suspicious for tracheal wall rupture.
Other: partially visualized spinal stimulator posterior to C4-C7.