GLOSSARY
54
TERM
DEFINITION
Order
Term for a physicians request for a 12-lead electrocardiogram.
Power saving mode
Term used for the electrocardiograph turning itself into a standby
mode. The factory default is 10 minutes without operation or any
ECG signal being detected.
Precordial leads
See Chest Leads.
Premature Atrial Complex (PAC)
An arrhythmia that has its origin in the atrium.
Premature Ventricular Complex (PVC)
An arrhythmia that has its origin in the ventricle.
Preview function
Preview screen shows the ECG traces as they will appear on the printed
ECG report.
ST depression
The amount of ST deviation below the baseline.
ST elevation
The amount of ST deviation above the baseline.
ST level
The numerical value of the measured ST segment in microvolts.
ST segment
Ventricular repolarization. The end of the S wave (J point) to the
beginning of the T wave.
Tachycardia
A rapid heart rate.
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