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muscle spasms induced by severe exertion in intense heat, accompanied by considerable pain; sometimes related to salt deficiency, hyperventilation, or overconsumpstion of alcoholic drinks.
Synonym(s): myalgia thermica
heat stress diseaseCritical care A group of conditions due to overexposure to or overexertion in excess environmental temperatures
Heat stress-forms in increasing severity
Heat cramps Non-emergent and treated by salt replacement
Heat exhaustion More serious, treated with fluid and salt replacement
Heat stroke Most commonly affecting extremes of ages, especially the elderly, accompanied by convulsions, delusions, coma and treated by cooling the body and replacement of fluids and salts
Note: The body's reaction to heat is a function of controllable–use of anticholinergics, phenothiazines, alcohol, heavy exercise, clothing, obesity, direct exposure and acclimatization and uncontrollable factors–high ambient temperatures or humidity, lack of air circulation, underlying fever, old age or infancy, ectodermal dysplasia