A 29-year-old woman with chronic paroxysmal palpitations, flushing, paleness, and diaphoresis had a blood pressure of 112/74 mm Hg, a heart rate of 82 beats/min, normal physical examination, and normal plasma metanephrines with elevated normetanephrines. How do you interpret the results?
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Hannah‐Shmouni et al. (2017) studied this question.
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