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Constrictive Bronchiolitis Identified on Surgical Lung Biopsy in Case Study 1
A, Low-power magnification of constrictive bronchiolitis; thick-walled bronchioles with fibrosis of the subepithelial connective tissue are present. There are no associated inflammatory changes. The lumina are dilated and tortuous. B, High-power magnification of constrictive bronchiolitis.
