A 32-year-old woman has sudden episodes of rapid regular palpitations that stop abruptly. In clinic during an episode her pulse is 176/min, blood

Question

A 32-year-old woman has sudden episodes of rapid regular palpitations that stop abruptly. In clinic during an episode her pulse is 176/min, blood pressure is 118/74 mm Hg, and ECG shows a narrow-complex regular tachycardia. Which of the following is the most appropriate next step?

Accepted Answer

Try a vagal maneuver

Answer

Start long-term warfarin

Answer

Perform synchronized cardioversion immediately

Answer

Order outpatient Holter monitoring without acute treatment

Answer

Give thrombolytic therapy

Supraventricular tachycardia — ABFM Board MCQ

A 32-year-old woman has sudden episodes of rapid regular palpitations that stop abruptly. In clinic during an episode her pulse is 176/min, blood pressure is 118/74 mm Hg, and ECG shows a narrow-complex regular tachycardia. Which of the following is the most appropriate next step?