the middle about C6, and the cervicothoracic at the C7-T1 level. The sympathetic chain lies lateral to the anterior surface of the cervical spine and on the longus colli muscle, well away from the ...

A normal radiographic study of the cervical spine ... only to C5-C6 underwent repeat axial CT imaging several days later and was found to have 50% subluxation of C6-C7 that was not seen on the ...