Population
140 subjects with acute myocardial infarction, divided into 4 groups according to the location of the…
Comparison
12-lead standard electrocardiogram in patients… vs 12-lead standard electrocardiogram in patients…
Design
Cross-sectional
Authors
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May aid early suspicion of left main occlusion; leaves open prospective validation before clinical adoption.
ST-segment elevation in lead aVR, prolonged QTc interval, and marked left axis deviation on a 12-lead ECG strongly suggest acute myocardial infarction caused by left main trunk obstruction.
Hirano et al. (2006) studied this question.
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