Objective： To evaluate the diagnostic value of vertebral artery CTA（VACTA） on the patients with cervical spondylosis of vertebral artery type（CSA）. Methods：Thirty-two subjects with cervical spondylosis of vertebral artery type were underwent vertebral artery CTA. Three-dimensional post processing were employed and vertebral artery, transverse foramen, Luschka joint and their relationship were observed. Results： Among 32 cases, abnormality of vertebral artery was found in 31 cases, abnormality of transverse foramen was found in 6 cases, hyperplasia of Luschka joint were found in 20 cases. Conclusion：VACTA is one of the most reliable techniques for clinical diagnosis of CSA.