Ans: A. Myxedema ComaRef: Harrison, I8't' ed., pg. 2922.Myxedema coma is a state of decompensated hypothyroidism.A person may have lab values identical to a "normal" hypothyroid state, but a stressful event (such as an infection, myocardial infarction or stroke) precipitates the myxedema coma state, usually in the elderly.Primary symptolns of myxedema coma are altered rnental status and low body ternperature.Low blood sugar, low blood pressure, hyponatrereria, hypercapnia, hypoxia, slowed hea rate, and hypoventilation may also occur.
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