JAMA internal medicine
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JAMA Intern Med
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JAMA internal medicine · Jun 2013
Yield of routine provocative cardiac testing among patients in an emergency department-based chest pain unit.
The American Heart Association recommends routine provocative cardiac testing in accelerated diagnostic protocols for coronary ischemia. The diagnostic and therapeutic yield of this approach are unknown. ⋯ In an emergency department-based chest pain unit, routine provocative cardiac testing generated a small therapeutic yield, new diagnoses of coronary artery disease were uncommon, and false-positive results were common.