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Multiple Choice

What are signs of heat stroke, and how should EMS respond?

Heat stroke happens when the body's cooling mechanisms fail, causing the core temperature to rise quickly and resulting in changes in mental status. The hallmark signs are a very high body temperature, altered mental status (confusion, agitation, seizures, or unconsciousness), and hot, dry skin from the loss of sweating. This combination sets heat stroke apart from heat-related illnesses where the skin is moist and the person is still alert, or from chilly or fever-related conditions. In EMS care, treat it as a life-threatening emergency. Move the patient to a cooler environment, remove excess clothing, and start aggressive cooling as soon as possible. Methods include applying cool packs to the neck, armpits, and groin, spraying with cool water and fanning, or, if available and feasible, immersing in a cold water bath for rapid cooling. Monitor airway, breathing, and circulation; administer oxygen if needed; and avoid giving fluids by mouth if the patient’s mental status is impaired. Transport promptly to the hospital and continue cooling during transport.

Heat stroke happens when the body's cooling mechanisms fail, causing the core temperature to rise quickly and resulting in changes in mental status. The hallmark signs are a very high body temperature, altered mental status (confusion, agitation, seizures, or unconsciousness), and hot, dry skin from the loss of sweating. This combination sets heat stroke apart from heat-related illnesses where the skin is moist and the person is still alert, or from chilly or fever-related conditions.

In EMS care, treat it as a life-threatening emergency. Move the patient to a cooler environment, remove excess clothing, and start aggressive cooling as soon as possible. Methods include applying cool packs to the neck, armpits, and groin, spraying with cool water and fanning, or, if available and feasible, immersing in a cold water bath for rapid cooling. Monitor airway, breathing, and circulation; administer oxygen if needed; and avoid giving fluids by mouth if the patient’s mental status is impaired. Transport promptly to the hospital and continue cooling during transport.