| Radiological appearance | Patients’ n | Radiological appearance | Patients’ n |
| Homogenous rounded-oval opacity | 61 | Hydropneumothorax | 2 |
| Water-lily sign | 18 | Pericystic inflammatory reaction | 4 |
| Perivesicular pneumocyst | 4 | Mediastinal shift | 2 |
| Lung abscess | 9 | Elevated right hemidiaphragm | 3 |
| Residual cavity | 4 | Pleural thickening | 1 |
| Bilateral opacities | 11 | ||