While standing by at the scene of a fire, you are called over to treat a firefighter being dragged out of the fire. His turnout gear is intact and his face mask is on. However, he is responding to verbal stimuli with only incomprehensible verbal mumbling. After moving him into the ambulance, his colleagues assist you in removing his turnout gear and you find his skin hot and flushed with excessive sweating. He is breathing 40 breaths/min, and his exhaled air is noticeably hot. There is no evidence of trauma. You suspect he has:
A) b. Hypoglycemia
B) c. Evidence of a seizure
C) d. Exertional heat stroke
D) a. Classic heat stroke
Answer: C) d. Exertional heat stroke