PMC8225923_01
Chest CT axial scan showing areas of central and peripheral ground-glass opacity extending from the apex to the base of both lungs with no pleural effusion. The estimated total lung involvement was 5-10%.
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F1
The estimated total lung involvement was 5-10% (Figure 1).
Chest CT axial scan showing ground-glass thickening in both lungs, more evident in the upper and the lower left lobes, less extended and more nuanced than the CT scan performed 6 months before. No signs of interstitial fibrosis.
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F2
A chest CT axial scan showed areas of central and peripheral ground-glass opacity localized mainly in the left para-mediastinal area, superior and inferior lobes (Figure 2).