You are caring for a patient with shock. What cardiac signs or symptoms would indicate acute organ dysfunction? (Mark all that apply.)
A) Drop in systolic blood pressure greater than 40 mm Hg from baseline blood pressure
B) Hypotension that responds to fluid resuscitation
C) Vasopressor support is not needed
D) Serum lactate greater than 4 mmol/L
E) Mean arterial pressure (MAP) less than 65 mm Hg
Ans: A, D, E
Feedback: Signs of acute organ dysfunction in the cardiovascular system include systolic blood pressure less than 90 mm Hg or mean arterial pressure (MAP) less than 65 mm Hg, or drop in systolic blood pressure greater than 40 mm Hg from baseline blood pressure. Is hypotension responsive to fluid resuscitation, or is vasopressor support needed? Is the serum lactate greater than 4 mmol/L? Options B and C are incorrect.
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