Why the study?
Is bundle-branch block associated with increased mortality and clinical severity in patients with acute myocardial infarction?
Is bundle-branch block associated with increased mortality and clinical severity in patients with acute myocardial infarction?
Bundle-branch block in the setting of acute myocardial infarction is a marker of extensive infarction and is associated with a high mortality rate of 56%.
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Bundle-branch block flags extensive AMI with high mortality risk; leaves open whether targeted strategies improve outcomes in this subgroup.
Hunt et al. (1969) studied this question.
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