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A. An underlying illness such as infection. b. The temperature and humidity of previous days effect the likelihood of becoming a heat casualty. c. Most heat illnesses occur during the morning hours. d. Thirst is not an accurate indication of hydration; therefore you must drink even when you don't feel thirsty. e. People usually do not voluntarily drink as much water as they lose. 52 f. All persons in the heat should be considered dehydrated, unless they have been forced to drink more than they desired.

Damage to pulmonary vascular endothelium leading to leaky capillaries. (6) Cerebral Circulation - critical in understanding pathophysiology of HACE - Hypoxia -----------Vasodilatation - Hypocapnia ----------Vasoconstriction - Hypoxia is the dominant influence and vasodilatation results. 000ft. (7) Hemopoietic Response - Erythropoietin levels increase within hours of ascent. 43 - New immature Red Blood Cells (RBC) seen within days. - New mature RBC's present within 4-10 days - RBC mass increase seen over weeks to months (altitude dependent).

IV cefoxitin is to be used as soon as possible for patients with penetrating abdominal trauma, grossly contaminated wounds, massive soft tissue trauma, open fractures, or any patient in whom a long delay until definitive treatment is expected. s. Casualties should not be completely undressed for a secondary survey in the field. Removal of clothing should be limited to that necessary to expose known or suspected wounds. 2 6- t. More specific combat casualty care planning should be carried out and based on specific mission-oriented scenarios.