| Lower respiratory tract infection (LRTI) |
| Chest infection or pneumonia |
A37—Whooping cough |
| J10—Influenza due to identified influenza virus |
| J11—Influenza, virus not identified |
| J12—Viral pneumonia, not elsewhere classified |
| J13—Pneumonia due to Streptococcus pneumoniae |
| J14—Pneumonia due to Haemophilus influenzae |
| J15—Bacterial pneumonia, not elsewhere classified |
| J16—Pneumonia due to other infectious organisms, not elsewhere classified |
| J17—Pneumonia in diseases classified elsewhere |
| J18—Pneumonia, organism unspecified |
| J20—Acute bronchitis |
| J21—Acute bronchiolitis |
| J22—Unspecified acute lower respiratory infection |
| Upper respiratory tract infection (URTI) |
| Not available |
J00—Acute nasopharyngitis [common cold] |
| J01—Acute sinusitis |
| J02—Acute pharyngitis |
| J03—Acute tonsillitis |
| J04—Acute laryngitis and tracheitis |
| J05—Acute obstructive laryngitis [croup] and epiglottitis |
| J06—Acute upper respiratory infections of multiple/unspecified sites |
