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INTERACTIVE ECG Session
INTERACTIVE ECG Session
Misplaced Chest Electrodes?
Barbara J. Drew et al. Circulation. 2004;110:2721-2746
Copyright © American Heart Association, Inc. All rights reserved.
Misplaced Electrodes?
Rhythm Origin?
Rhythm Origin?
A. Sinus Rhythm
B. A Fib
C. A Flutter
D. Junctional Rhythm
Rhythm Origin?
Monitoring Lead Selection
Atrial Rhythms Lead II
S5
Wide QRS Rhythms V1
V6
Fascicular Block Lead I and aVF
Lead II
Figure 4. Commonly used 5-electrode lead system that allows for recording any of the 6 limb
leads plus 1 precordial (V) lead.
Barbara J. Drew et al. Circulation. 2004;110:2721-2746
Copyright © American Heart Association, Inc. All rights reserved.
S5 Electrode Placement
+
- Negative electrode
Over Manubrium
Positive electrode
5th intercostal
Consider increasing
calibration
Which is Worse?
A)
B)
ST Elevation Present?
J Point versus TP Segment
ST J Measurements
Lead “Views”
STEMI?
STEMI?
STEMI Impostors
STEMI?
STEMI?
A. Yes
B. No
ECG Categories
STEMI?
Concordant ST Elevation
Discordant ST Elevation
Concordant ST Elevation
STEMI?
