VD and AR of bilateral lungs and air trapping score were statistically correlated with PFT results.

双肺VD、双肺AR、空气潴留评分值与肺功能试验的结果存在显著性相关。

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Results Expiratory scans showed evidence of air trapping, when inspiratory scan and PFTs were normal.

结果病例组在呼气末图像上发现有空气残留，而吸气末正常。

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Conclusion Air trapping on expiratory HRCT scan can be quantified and used to assess pulmonary function of the patient.

结论呼气相hrct上的空气潴留征可以定量分析，能够反映患者的肺功能状况。

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