Differential Diagnosis of Dyspnea

Lung

  • Airways
  • Alveoli (can fill with water, pus, or blood)
  • Interstitium
  • Pleural

Heart

  • Endocardium
  • Conduction system
  • Myocardium: HF
  • Coronary arteries
  • Pericardium

Chest wall neuromuscular disease

Blood

Metabolic disorders