Contribution of CT Features in the Diagnosis of COVID-19

Figure 2

(a) A 60-year-old male COVID-19 patient with initial symptoms of dry cough and fever for 3 days. CT scan shows air bronchogram in the right lower lobe (red circle) (10 days after the onset of initial symptoms). (b) A 46-year-old male COVID-19 patient with fever. CT scan demonstrates bronchiolectasis in the left upper lobe (red circle) (14 days after the onset of initial symptoms), and the bronchial wall thickening is also observed. (c, d) A 40-year-old female confirmed patient with nasal discharge and generalized aches for 11 days. The CT shows the pleural thickening (black arrow) and a small amount of pleural effusion (white arrow) (12 days after the onset of initial symptoms).