Fig. 4.
CT findings of COVID-19 in progressive stage. A 78-year-old male with a history of contact with COVID-19 patients. A crazy-paving pattern (A, red rectangle) across the subpleural area of the posterolateral segment of right lower lobe and multiple ill-defined GGOs (A, red arrows) in bilateral lungs can be seen. Repeat CT performed 4 days after admission shows that most of the lesions had improved (B, red rectangle and arrows) with an increased intensity inbothlungs.
