Pathologic Effects of Excessive Heat Loss
	• If skin temperature < freezing for extended period: – Chilblains- red, swollen itching lesions between joints of fingers – Trench foot- similar to chilblains except on foot • If skin freezes – Frostbite- local burning and stinging followed by numbness • Exposure- condition when body is not able to maintain a normal temperature – Core temp < 30C lose consciousness – Core temp < 27C heart ceases