Abstract: Purpose: Though analyze the exam of CT and CR, improving the differentiated ability from cervical disc buldging and cervical disc herniation. Materials and Methods: 100 patients examine CT and CR, several of them examine CTM. Results: Because the intervertebral space of C is less than T and the number of CT scanning is limited,so the cervical intervertebral disc can not show completely, but the CR photography is not only a simple method but also a valuable method. Conclusion: Analyze the method of CT and CR finding the strongpoint and shortcoming, get the correct diagnose combine with the clinical symptom and the medical history.