Elementary Lesions Smooth muscle hyperplasia (II)CharacteristicsHyperplastic smooth muscle bundles within subpleural fibrosis Smooth muscle hyperplasia Zoom In This Section In This Section Patchwork pattern Architectural distortion Honeycomb change Bronchial epithelial metaplasia Fibrosis Smooth muscle hyperplasia (I) Smooth muscle hyperplasia (II) Vascular changes Fibroblast focus Home About Interstitial Lung Diseases (ILD) Imaging Atlas Smooth muscle hyperplasia (II)
