Table 1.
CT signs of the initial chest CT scan
| Characteristic | Number | Percent (%) |
|---|---|---|
| Gender | ||
| Male | 78 | 60.0 |
| Female | 52 | 40.0 |
| Distribution | ||
| Unilateral | 14 | 10.7 |
| Bilateral | 116 | 89.3 |
| Lobular distribution | 99 | 76.1 |
| Subpleural distribution | 102 | 78.4 |
| Diffuse distribution | 8 | 6.1 |
| Number | ||
| Single | 9 | 6.9 |
| Multifocal | 113 | 86.9 |
| Diffuse | 8 | 6.1 |
| Density | ||
| GGO | 70 | 53.8 |
| GGO + consolidation | 60 | 46.2 |
| Edge of consolidation | ||
| Straight edge | 53 | 40.7 |
| Contracted edge | 23 | 17.7 |
| Parallel pleura sign | 98 | 75.3 |
| Paving stone sign | 100 | 76.9 |
| Air bronchogram | 100 | 76.9 |
| Bronchiectasis | 52 | 40.0 |
| Vascular thickening | 100 | 76.9 |
| Halo sign | 18 | 13.8 |
| Reversed halo sign | 6 | 4.6 |
| Pleural effusion | 2 | 1.5 |
| Pneumonocele | 2 | 1.5 |
| Cavity | 0 | 0.0 |