Group 4 Pulmonary Hypertension Differential Diagnoses

Updated: Mar 16, 2020
  • Author: Paresh Chandra Giri, MD, FCCP; Chief Editor: Zab Mosenifar, MD, FACP, FCCP  more...
  • Print

Diagnostic Considerations

Other WHO groups of pulmonary hypertension should be considered as coincident or alternative diagnoses. These include pulmonary arterial hypertension (PAH) (WHO group 1), pulmonary hypertension (WHO groups 2, 3, and 5), and other pulmonary arterial obstruction (eg, tumors of the pulmonary artery, pulmonary artery stenoses, arteritis, and mediastinal fibrosis).

Differential Diagnoses