Environmental Exposures

Question 1

Heat exhaustion Sx’s

Answer 1

Core Temp <39
Fatigue, weakness
N/V/D
HA
Irritability
Tachycardia, hypotension
Hyper/hyponatremia
Thirst
Diffuse sweating

Question 2

Heat exhaustion TX

Answer 2

Passive cooling
IV rehydration.
Correct electrolytes slowly

Question 3

Heat Stroke Sx’s

Answer 3

Core temp >40
Confusion, delirium
Seizures, coma
Tachycardia, Circ collapse
Anhidrosis
CNS dysfunction
hypo/hypernatremia
acute renal failure
rhabdomyolysis
hyperventilation-resp alkalosis
increased LFT’s

Question 4

Heat Stroke Tx

Answer 4

Cardiac monitoring
Intubation
Aggressive cooling
Keep UOP > 1ml/kg-use diuretics
Dobutamine for refractory hypotension.
Avoid epi/dopa