A 40-year-old woman presents with intermittent palpitations and sudden-onset episodes of rapid regular tachycardia at 180 beats per minute. She is hae...

Question

A 40-year-old woman presents with intermittent palpitations and sudden-onset episodes of rapid regular tachycardia at 180 beats per minute. She is haemodynamically stable with normal blood pressure and no structural heart disease. Vagal manoeuvres fail to terminate the rhythm. ECG is consistent with paroxysmal supraventricular tachycardia. What is the next best acute treatment?

Accepted Answer

Intravenous adenosine

Answer

Intravenous amiodarone

Answer

Intravenous digoxin

Answer

Synchronous direct current cardioversion under general anaesthesia

Answer

Oral beta-blocker only

ca-mccqe1 MCQ (SBA): Paroxysmal supraventricular tachycardia