| Pneumonia | Pneumothorax | Infiltrate | Cardiomegaly | Mass | Effusion | Atelectasis | Nodule |
Pneumonia | 15 | 0 | 1 | 1 | 0 | 0 | 0 | 3 |
Pneumothorax | 1 | 14 | 0 | 0 | 0 | 0 | 0 | 3 |
Infiltrate | 1 | 1 | 17 | 2 | 0 | 1 | 0 | 0 |
Cardiomegaly | 3 | 2 | 0 | 25 | 0 | 0 | 0 | 0 |
Mass | 1 | 1 | 0 | 0 | 12 | 0 | 1 | 0 |
Effusion | 0 | 0 | 1 | 0 | 1 | 22 | 1 | 3 |
Atelectasis | 1 | 1 | 0 | 1 | 1 | 4 | 25 | 0 |
Nodule | 4 | 1 | 0 | 3 | 0 | 1 | 0 | 12 |