In patients who present to the emergency department with chest pain without evidence of ischemia, is cardiac testing – noninvasive testing or coronary angiography – associated with changes in revascularization or acute myocardial infarction (AMI) admissions? Cardiac testing in patients with chest pain was associated with increased downstream testing and treatment without a reduction in AMI admissions, suggesting that routine testing may not be warranted. Further research into whether specific high-risk subgroups benefit from testing is needed.

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