MRCP2-0277

MRCP2-0277

A 35-year-old woman presents to the Emergency Department (ED) with her fourth episode of paroxysmal supraventricular tachycardia (SVT) in the last four months. She has recently been diagnosed with WPW syndrome. She doesn’t smoke but drinks up to three cups of coffee per day. On this occasion, she experienced chest pain and shortness of breath while exercising at the gym. She is currently taking a low dose of verapamil as prophylaxis against further events.

During examination, her BP is 100/70 mmHg, with a pulse of 170 bpm and regular. She is electrically cardioverted.

What is the most appropriate next step?