A 70-year-old man with a permanent pacemaker (VVI mode) has a cardiac arrest on ICU. The rhythm on the monitor shows pacing spikes with no associated QRS complexes and no cardiac output. What is this rhythm called and what is the management?ANormal pacemaker function - continue to observeBFailure to capture - commence CPR as per ALS guidelines and consider increasing pacemaker outputCFailure to sense - reprogramme the pacemaker immediatelyDElectromagnetic interference - move the patient away from electronic devicesEPacemaker-mediated tachycardia - apply a magnetCheck my answer