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A 39-year-old man was brought to the emergency department with altered mental status and a core temperature of 27.6°C. The patient appeared to have had exposure to cold temperatures. He was known to have human immunodeficiency virus infection and had been taking trimethoprim–sulfamethoxazole and risperidone. His pulse was 40 beats per minute, his respiratory rate was 10 breaths per minute, and his blood pressure was 90/50 mm Hg. A computed tomographic scan of the patient's head was normal, as were findings on lumbar puncture and electrolyte measurements. A chest radiograph showed aspiration pneumonia. Electrocardiography revealed classic signs of hypothermia, including . . . [Full Text of this Article] |
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