| 480.0 | Pneumonia due to adenovirus |
| 480.1 | Pneumonia due to respiratory syncytial virus |
| 480.2 | Pneumonia due to parainfluenza virus |
| 480.3 | Pneumonia due to SARS-associated coronavirus |
| 480.8 | Pneumonia due to other virus not elsewhere classified |
| 480.9 | Viral pneumonia, unspecified |
