Conclusion: Patients with COPD can be evaluated by quantitative CT pulmonary function and served as an alternative tool for those patients who could not be assessed by pulmonary function test (PFT).

• 结论:定量CT肺功能可对不同程度COPD的肺功能进行评估，是对COPD患者尤其是不能耐受肺功能检查者了解其肺功能情况的另一种途径。