Types of Shock

TABLE 36—1 Types of Shock

Type Underlying Dysfunction Associated Disorders

Cardiogenic Heart fails to function as a pump Acute myocardial infarction, severe heart failure

Hypovolemic Inadequate circulating volume Hemorrhage, severe dehydration

Distributive (subtypes: septic, Relative hypovolemia; impaired blood flow

Sepsis (most common cause), systemic
neurogenic, anaphylactic)

distribution and excessive vasodilation (low inflammatory response syndrome (SIRS),
peripheral vascular resistance) toxic shock syndrome (TSS), systemic
anaphylaxis, spinal cord injury

Obstructive Mechanical obstruction to blood flow into or Pulmonary embolism, tension pneumothorax,
' out of the heart

. 3 cardiac tamponade, mitral or aortic stenosis
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