Fig. 3From: Diffuse smoking-related lung diseases: insights from a radiologic-pathologic correlationCentrilobular emphysema. Low-power hematoxylin and eosin (H&E) stain shows emphysematous spaces surrounding the terminal bronchioles (arrow; arrowhead in normal parenchyma). Abnormally large airspaces are the result of the destruction of alveolar wallsBack to article page