Question

A 62-year-old with ventricular fibrillation arrest receives one shock with a biphasic defibrillator. The rhythm persists. What is the recommended next step?

Accepted Answer

Increase energy and deliver a second shock

Answer

Administer epinephrine before the second shock

Answer

Give lidocaine 1 mg/kg before shocking again

Answer

Perform synchronized cardioversion

Answer

Switch to monophasic 360 J shocks

Practice question

A 62-year-old with ventricular fibrillation arrest receives one shock with a biphasic defibrillator. The rhythm persists. What is the recommended next step?