PMC5789475_01
Twelve-lead electrocardiogram showing ventricular pacing rhythm at a heart rate of 80/min
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F1
An electrocardiogram (ECG) showed a pacemaker rhythm at HR of 80/min [Figure 1].
A snapshot from the intraoperative bedside monitor showing sequential atrioventricular pacing at heart rate of 60/min near the end of surgery
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F2
Monitoring was commenced with five-lead ECG with an active pacing mode [Figure 2], noninvasive blood pressure, and pulse oximetry.