A 72-year-old man was brought to the emergency department (E…
A 72-year-old man was brought to the emergency department (ED) complaining of a racing heart and nervousness. His blood pressure (BP) is 102/68 and the cardiac monitor reveals the following: HR 136, R-R interval regular, P wave appears before each QRS, a normal PR interval, and a narrow QRS complex. Please select the most appropriate intervention:
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