PMC4008474_01
(a) Sinus bradycardia progressing to sinus arrest and asystole. (b) Recurrent sinus arrest, asystole, chest compression artifact (arrows), and eventual restoration of sinus rhythm. Asterisks (**) represent approximately 30 seconds of elapsed time.
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fig1
Review of telemetry data revealed sinus arrest without atrial, junctional, or ventricular escape (Figure 1(a)). On hospital day number 46, the patient suffered sequential periods of asystolic arrest, each of which required chest compressions, and which resolved spontaneously after 60 seconds (Figure 1(b)).