How is bronchiolitis obliterans distinguished from chronic obstructive pulmonary disease (COPD)?

Updated: Sep 11, 2020
  • Author: Zab Mosenifar, MD, FACP, FCCP; Chief Editor: John J Oppenheimer, MD  more...
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Answer

Bronchiolitis obliterans is observed in younger persons who do not smoke and in persons with collagen-vascular diseases. A CT scan characteristically shows areas of mosaic attenuation without evidence of generalized emphysema.


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