History

A complete history includes:

  • search for familial PAH
  • questions regarding
    • presence of venous thromboembolism
    • presence of collagen vascular diesase, liver disease, HIV infection, sickle cell disease
    • use of drugs (aminorex, fenfluramine, dexfenfluramine, L-tryptophan, chemotherapeutic agents) and toxins (rapeseed oil, amphetamine, meta-amphetamine, cocaine) (see chapter on risk factors)