Profound Vagal Tone and Bradycardia Mimicking Asystole: A Resuscitation Case Report

Figure 1

Baseline patient ECG from medical records. Baseline ECG from 2013, with pulse of 46, incomplete RBBB and fusion complexes. We see that our patient had a low resting heart rate in 2013 and has been training for and competing in extreme endurance races such as ultrarunning for the 7 following years.