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MMLU / A 59-year-old man is brought to the emergency department because of a 4-day…

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question

A 59-year-old man is brought to the emergency department because of a 4-day history of nausea, vomiting, and diarrhea. He also has been confused and agitated during this period. He has a history of mild hypertension. His current medication is a diuretic. His temperature is 37°C (98.6°F), pulse is 108/min, respirations are 26/min, and blood pressure is 70/47 mm Hg. Physical examination shows delayed capillary refill of the lips and nail beds and cool extremities. His oxyhemoglobin saturation in a central vein is 60% (N=70–75). These findings are most consistent with which of the following types of shock?

choices

  1. Cardiogenic
  2. Distributive
  3. Hypovolemic
  4. Obstructive

subject

professional_medicine

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