Contribution of CT Features in the Diagnosis of COVID-19

Figure 3

(a) A 79-year-old male COVID-19 patient with prolonged fever for 10 days. The CT displays the reticular pattern in the right upper lobe (red rectangle) (5 days after the onset of initial symptoms). (b) A 40-year-old female confirmed patient with running nose and whole-body pain for 11 days. The bronchial wall thickening is demonstrated on the follow-up CT (20 days after initial symptoms onset) (red arrow). (c) A 79-year-old male COVID-19 patient with prolonged fever for 10 days. The CT displays the vascular enlargement through the lesion in the right middle lobe (red arrow) (4 days after the onset of initial symptoms). (d) The same patient in (c) and the fibrosis is left after treatment for 10 days (red arrow).