Table 3

Clinical forms of pulmonary embolism

Pulmonary embolismHistoryVascular obstructionPresentationTypical pressures
Acute minorShort, sudden onset< 50%Dyspnoea with or without pleuritic pain and haemoptysisNormalNormal
Acute massiveShort, sudden onset> 50%Right heart strain with or without haemodynamic instability and syncope45/2012
Subacute massiveSeveral weeks> 50%Dyspnoea with right heart strain70/358
  • PAP, pulmonary artery pressure; RAP, mean right atrial pressure.