The leading causes of accidental hypothermia in urban medicalcenters in the United States are exposure due to alcoholism,drug addiction, or mental illness and accidents involving immersionin cold water.1 Accidental hypothermia is classified as mild(body temperature, 32.2 to 35°C), moderate (temperature,28 to <32.2°C), or severe (temperature, <28°C)2and results in multiple systemic derangements that lead to decreasedtissue oxygenation. These include depressed myocardial contractility,a shift in the oxyhemoglobin dissociation curve to the left,vasoconstriction, ventilationperfusion mismatches, andincreased blood viscosity. These disturbances lead to circulatorycollapse, which results in lactic acidosis, hepatic and renalfailure, . . . [Full Text of this Article]
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Accidental Deep Hypothermia
Offenstadt G., Harries M., MacKenzie M. A., Walpoth B. H., Mattle H. P., Althaus U.
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N Engl J Med 1998;
338:1160-1162, Apr 16, 1998.
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