Ann Pediatr Card Close
 

Figure 1: (a) Electrocardiogram during complete heart block with a heart rate of 30/min (black arrow points the P wave not conducted to produce QRS complex). (b) Electrocardiogram after temporary pacemaker insertion. (c) Complete return to sinus rhythm

Figure 1: (a) Electrocardiogram during complete heart block with a heart rate of 30/min (black arrow points the P wave not conducted to produce QRS complex). (b) Electrocardiogram after temporary pacemaker insertion. (c) Complete return to sinus rhythm