Group 2 Pulmonary Hypertension Differential Diagnoses

Updated: Jul 30, 2021
  • Author: Nikhil Barot, MD, MS; Chief Editor: Zab Mosenifar, MD, FACP, FCCP  more...
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Diagnostic Considerations

In addition to primary lung diseases, other WHO groups of pulmonary hypertension should be considered as alternative or coincident diagnoses before attributing pulmonary hypertension solely to left-sided heart disease. These include, but are not limited to, the following:

  • Chronic thromboembolic pulmonary hypertension
  • Pulmonary arterial hypertension
  • High-output heart failure
  • Pulmonary veno-occlusive disease