Table 1.

Typical Pulmonary Computed Tomography Image Presentation for Each Stage of COVID-19

Early Stage	Severe Stage	Resolving Stage
Multifocal ground-glass opacities with or without consolidation	Increased extent and density of opacities	Resolution of nodular opacities
Rounded shape Most commonly involving ≥2 lobes	Frequent progression to multifocal organizing consolidation or pneumonia	Absorption of bilateral ground-glass opacities Absorption of consolidation
Often bilateral, peripheral