Coronary heart disease electrocardiogram
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Stress testing is used for risk stratification and diagnosis of coronary artery disease.
Exercise EKG/Stress EKG is preferred initial test unless the patients have uninterpretable EKG not in a condition to exercise. Few uninterpretable EKG conditions are
- WPW syndrome
- > 1 mm of ST depression at rest
- Left bundle branch block
- Ventricular pacing
- Resting abnormalities of ST segment and T waves.
Prognostic Markers: Exercise EKG
- In ECG recording
- Hemodynamic markers
- Exercise capacity
- Time of onset