A 74-year-old male presents to the emergency department acut…
A 74-year-old male presents to the emergency department acutely obtunded. The patient lives alone and was found unresponsive by his son. Generally, the patient manages his own finances, medications, and works part-time. He has not been responding to phone calls for the past 3 days. The patient is unable to offer a history. He has a past medical history of hypothyroidism, depression, and diabetes. His temperature is 88.0°F (31.1°C), blood pressure is 92/62 mmHg, pulse is 35/min, respirations are 9/min, and oxygen saturation is 92% on room air. The patient is cold to the touch and moves all extremities to painful stimuli. His pupils are reactive and sluggish, and he does not follow commands. There are no signs of trauma or skin infections. Which of the following conditions is the most likely diagnosis?
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