Fig. 1

CT image showing GGO and consolidation (a), diffused bilateral GGO and consolidation (b), pulmonary lesions with a crazy paving pattern (c), tree-in-bud and bronchial wall thickening (d).

CT image showing GGO and consolidation (a), diffused bilateral GGO and consolidation (b), pulmonary lesions with a crazy paving pattern (c), tree-in-bud and bronchial wall thickening (d).