TABLE 1

Types of shock

MechanismPulmonary capillary wedge pressureCardiac outputSystemic vascular resistanceTreatment
DistributiveLowNormal or highLowPressors
Intravenous fluids
Etiology-specific therapies (eg, antibiotics, epinephrine)
CardiogenicHighLowHighInotropes
Mechanical circulatory support
HypovolemicLowNormal or lowNormal or highIntravenous fluids
Etiology-specific therapies (eg, blood transfusion)