![]() ![]() Shock is the state of insufficient blood flow to the tissues of the body as a result of problems with the circulatory system. Obstructive: Cardiac tamponade, tension pneumothorax ĭistributive: Sepsis, spinal cord injury, certain overdoses īased on symptoms, physical exam, laboratory tests Low volume: Severe bleeding, vomiting, diarrhea, dehydration, or pancreatitis Ĭardiogenic: severe heart attack (especially of the left or right ventricles), severe heart failure, cardiac contusion Low volume, cardiogenic, obstructive, distributive Later: Confusion, unconsciousness, cardiac arrest Initial: Weakness, fast heart rate, fast breathing, sweating, anxiety, increased thirst US Navy EMT trainees and firemen using IV fluid replacement in treating a trauma training mannequin to prevent hypovolemic shock. ![]()
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