Fig. 1From: Diffuse smoking-related lung diseases: insights from a radiologic-pathologic correlationChronic bronchitis. a and b Low-power hematoxylin and eosin stain (H&E) shows an increased number of goblet cells (arrow in a) and hyperplasia of submucosal glands (arrow in b). Hypersecretion of mucus from goblet cells is also visualizedBack to article page