Table 1.

Common and distinctive features of classic and exertional heatstroke

Features	Classic	Exertional
Common
Hyperthermia	> 40°C	> 40°C
Central nervous system alteration	Delirium, convulsion	Delirium, convulsion
Hypotension	20%–30%	Unknown
Distinctive
Age	Elderly	Young
Skin	Hot, dry	Hot, profuse sweating
Rhabdomyolysis	Mild/moderate	Severe
Renal failure	Uncommon	Common
Lactic acidosis	Mild/moderate	Severe
Glycemia	Hyperglycemia	Hypoglycemia
Disseminated intravascular coagulation	Mild/moderate	Severe