| J96 | Respiratory failure, not elsewhere classified |
| J96.0 | Acute respiratory failure |
| J96.00 | Acute respiratory failure, unspecified whether with hypoxia or hypercapnia |
| J96.01 | Acute respiratory failure with hypoxia |
| J96.02 | Acute respiratory failure with hypercapnia |
| J96.1 | Chronic respiratory failure |
| J96.10 | Chronic respiratory failure, unspecified whether with hypoxia or hypercapnia |
| J96.11 | Chronic respiratory failure with hypoxia |
| J96.12 | Chronic respiratory failure with hypercapnia |
| J96.2 | Acute and chronic respiratory failure |
| J96.20 | Acute and chronic respiratory failure, unspecified whether with hypoxia or hypercapnia |
| J96.21 | Acute and chronic respiratory failure with hypoxia |
| J96.22 | Acute and chronic respiratory failure with hypercapnia |
| J96.9 | Respiratory failure, unspecified |
| J96.90 | Respiratory failure, unspecified, unspecified whether with hypoxia or hypercapnia |
| J96.91 | Respiratory failure, unspecified with hypoxia |
| J96.92 | Respiratory failure, unspecified with hypercapnia |
| J98 | Other respiratory disorders |
| J98.0 | Diseases of bronchus, not elsewhere classified |
| J98.01 | Acute bronchospasm |
| J98.09 | Other diseases of bronchus, not elsewhere classified |
| J98.1 | Pulmonary collapse |
| J98.11 | Atelectasis |
| J98.19 | Other pulmonary collapse |
| J98.2 | Interstitial emphysema |
| J98.3 | Compensatory emphysema |
| J98.4 | Other disorders of lung |
| J98.5 | Diseases of mediastinum, not elsewhere classified |
| J98.6 | Disorders of diaphragm |
| J98.8 | Other specified respiratory disorders |
| J98.9 | Respiratory disorder, unspecified |
| J99 | Respiratory disorders in diseases classified elsewhere |