Cardiogenic shock is caused by insufficient cardiac output such as is seen in heart attacks.
Shock due to vasodiation is caused by cerebral trauma or hemorrhage, hepatic failure, sepsis, or drugs or poisons. The symptoms include lethargy, confusion, and somnolence. The hands and feet are cold, moist, blue, pale and the skin is clammy. There nausea, thirst and faintness. The breathing is rapid and shallow and may be accompanied by anxiety.