Heat stroke

Question 1

non exertional heat stroke is common

Answer 1

elderly and those with chronic medical conditions

Question 2

exertional heat stroke is common in

Answer 2

young healthy athletes exercising in high ambient temperature and humidity

Question 3

heat stroke mortality is

Answer 3

20-60%

Question 4

for older pts who have heat stroke treatment is:

Answer 4

supportive measures like: airway protection circulatory support
rapid evaporative cooling
cold IV normal saline boluses for hypotension or volume depletion
cooled oxygen blankets

temperature monitoring via rectal or esophageal probes

Question 5

what is evaporated cooling?

Answer 5

safe non invasive and effective
doesn’t interfere with other treatment or monitoring

sprays mists of water with fans and blowing over moist skin

Question 6

why do we not like ice water baths for nonexertional older pts who have heat stroke?

Answer 6

because of increased mortality in elderly

younger pts who have exertional heat stroke tolerate this better.

Question 7

do we give antipyretics for heat stroke?

Answer 7

no because it’s not regulated by the hypothalamus

aspirin can exacerbate complications like renal failure or DIC

Question 8

is dantrolene helpful for heatstroke?

Answer 8

no only meant for neuroleptic malignant syndrome