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Displayed
ST Data
EASI ST
Analysis
ST Operation
Turning ST
Monitoring On/
Off
ST data displays as values in the Patient Sector and Patient Window. A positive
value indicates ST segment elevation; a negative value indicates ST segment
depression. You can view ST data in ST Review, Trend Review, and Event
Review windows.
The Information Center generated ST values presented in the patient sector and
Patient Window for EASI derived leads is STindx (ST Index). STindx is a
summation of three ST segment measurements, using the leads that can indicate
ST segment changes in the different locations of the heart:
•
anterior lead V2
•
lateral lead V5
•
inferior lead aVF
The ST Setup Window allows you to turn ST monitoring on or off for all
available ECG leads.
To turn ST monitoring on at the Information Center, perform the following
steps:
Step
Action
1
From the Patient Window, click the
2
From the All Controls Window, click the
3
From the ST Setup Window, click
You would turn ST monitoring off if:
•
You are unable to get any lead that is not noisy.
•
Arrhythmias such as atrial fib/flutter cause irregular baseline.
•
The patient is continuously ventricularly paced.
•
The patient has left bundle branch block.
All Controls
ST On
ST/AR Arrhythmia & ST Segment Monitoring
ST/AR ST Segment Algorithm
button.
button.
ST Setup
.
7-9
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Troubleshooting
