Table 2.
Distribution of Thoracic CT Findings
| n | % | ||
|---|---|---|---|
| Thoracic CT Findings | GGO | 461 | 85.8 |
| GGO with mixed consolidation | 165 | 30.8 | |
| Consolidation | 205 | 38.2 | |
| Diffuse infiltration | 138 | 25.7 | |
| Others | 34 | 6.3 | |
| No abnormality | 17 | 3.2 | |
| Radiological Distribution | Peripheral | 393 | 75.7 |
| Central | 20 | 3.9 | |
| Involvement | Bilateral | 389 | 74.9 |
| Unilateral | 114 | 21.9 | |
| Lobar Distribution | Right lower lobe | 220 | 42.4 |
| Left lower lobe | 152 | 29.2 | |
| Right middle lobe | 120 | 23.1 | |
| Left lingula | 58 | 11.2 | |
| Right upper lobe | 62 | 11.9 | |
| Left upper lobe | 50 | 9.6 | |
Note: Data are expressed as numbers (n) and percentages (%).
Abbreviations: CT, high-resolution computed tomography; GGO, ground-glass opacity; Others, atelectasis, fibrosis, lymph node enlargement, pleural plaques, effusion, mediastinal lymphadenopathy.