• Pulmonary artery hypertension (PAH) |
Idiopathic PAH |
Familial PAH |
Related to: | Collagen vascular disease |
| Congenital systemic to pulmonary shunts |
| Portal hypertension |
| HIV infection |
| Drugs and toxins |
| Others |
Associated with significant venous or capillary involvement |
Pulmonary veno-occlusive disease |
Pulmonary capillary haemangiomatosis |
• Pulmonary hypertension with left heart disease |
• Pulmonary hypertension associated with lung disease and/or hypoxaemia |
• Pulmonary hypertension caused by chronic thrombotic or embolic disease |
• Miscellaneous |