A 24-year-old female presents to the ED with a complaint of,…
A 24-year-old female presents to the ED with a complaint of, “My heart is pounding out of my chest and I’ve been short of breath for 4 hours.” She has had similar episodes, but all have spontaneously stopped. She is in good health and takes no medications. Her blood pressure is 120/80 mmHg and pulse too rapid to count. Her rhythm is shown in the following ECG. ECG2.jpg What is the most appropriate immediate management for this patient?