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A–C. Initial GGOs and consolidation in medial aspect of left upper lobe zone decreased on 18th day, while diffuse GGO and consolidation increased in remaining areas of lungs with appearance of diffuse haziness in both lungs and batwing sign (red arrows). Crazy-paving and air-bronchogram sign (yellow arrow) were visible. Some GGO was also distributed along peripheral or subpleural regions.
