The most common signs and symptoms of PAH include:

  • Dizziness and/or fainting (syncope)
  • Shortness of breath (dyspnea)
  • Chest pain (angina)
  • Feeling tired or worn out (fatigue)
  • Swollen legs or ankles (edema)
  • Swollen abdomen (ascites)
  • Rapid, hard, or irregular heartbeats (palpitations)