What is the initial management for heat stroke in the field?

• A. Rapid cooling, hydration, evacuation.
• B. Bed rest and analgesics.
• C. Warm blankets and caffeine.
• D. Isolation and antibiotics.

Answer: (A)

Heat stroke is a medical emergency in which the body's cooling mechanisms fail and core temperature rises rapidly, risking brain and organ injury. The initial field management focuses on pulling that temperature down quickly, supporting circulation, and getting the patient to definitive care as soon as possible. Rapid cooling is the primary step because every minute counts in limiting brain damage and multi-organ failure. Use effective cooling methods as soon as you suspect heat stroke—remove excess clothing, move the person to shade or a cooler environment, and apply aggressive cooling such as evaporative cooling (spraying with water while fanning) or cooling blankets, or, if available, ice-water immersion for rapid temperature reduction. Hydration supports perfusion and helps prevent kidney injury; administer isotonic fluids, preferably intravenously if the patient cannot safely drink or is unable to maintain fluids. Evacuation to a higher level of care should be arranged promptly so the patient can continue cooling, be monitored for complications, and receive definitive treatment. Anticipate and manage shock if present, monitor vital signs, and avoid interventions that worsen hyperthermia. The other options miss the essential goal of quickly reducing core temperature and coordinating rapid transfer for advanced care.