Nerve root in the diagnosis of cervical

(1) with more typical symptoms of nerve root, such as numbness, pain, and the scope of the cervical region dominated by the line;

(2) pressure test or upper cervical traction test positive;

(3) X-ray showed that cervical spine curvature changes, instability or Guzhui formation;

(4) No pain, closed markedly effective (who may need a clear diagnosis of this test);

(5) and clinical performance of the X-ray abnormalities seen in the same section of the photogenic;

(6) except cervical vertebra substantive disease (such as tuberculosis, cancer), the thorax missing you syndrome, omarthritis, tennis elbow, biceps, such as tenosynovitis mainly to the upper limb pain disorder.