Emphysema-like changes may be "normal" secondary pulmonary lobule air trapping.
Stern
E J
EJ
D003937:Diagnosis, Differential; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging*; D011656:Pulmonary Emphysema / Q000000981:diagnostic imaging*; D014057:Tomography, X-Ray Computed