因此，我们只能通过对邻近组织的推移或远端的空气潴留来推测异物。
Therefore, they can be demonstrated only by mass effect on adjacent tissues or distal air trapping.
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。
VD and AR of bilateral lungs and air trapping score were statistically correlated with PFT results.
还可见小叶性透亮区和空气潴留，是HP的特征性表现，为细支气管炎表现。
Patchy lobular lucency and air trapping may also be seen, and is characteristic of hypersensitivity pneumonitis, reflecting the presence of bronchiolitis.
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