Measure |
Hypovolemic |
Cardiogenic |
Obstructive |
Distributive |
Preload(central venous pressure/Pulmonary artery occlusion) |
Decreased |
Increased |
Either |
Decreased |
Afterload (systemic vascular resistance) |
Increased |
Increased |
Increased |
Decreased |
Contractility (cardiac index/stroke volume index) |
Decreased |
Decreased |
Decreased |
Increased |
Oxygen delivery |
Decreased |
Decreased |
Decreased |
Increased |
Systemic oxygen consumption (venous oxygen saturation) |
Increased |
Decreased |
Decreased |
Decreased |
Oxygen balance (venous oxygen saturation/capillary oxygen saturation |
Decreased |
Decreased |
Decreased |
Increased |
|
|
|
|
|
Examples |
Hypovolemic |
Cardiogenic |
Obstructive |
Distributive |
|
Hemorrhage |
Post-MI |
Tension pneumothorax |
Septic shock |
|
Burns |
Malignant dysrhythmia |
Cardiac tamponade |
Anaphylaxis |
|
Pancreatitis |
Acute myocarditis |
Pulmonary embolism |
Neurogenic shock |