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Updated: Mar 13, 2026

Intracoronary Acetylcholine Provocation Testing for Assessment of Coronary Vasomotor Disorders
Published on: August 18, 2016
Young adults with chest pain
Abstract:
Most studies of emergency department chest pain patients exclude patients<30-40 years old. As a result, the clinical course of these patients is poorly described. This study's objective was to identify the clinical characteristics, hospital course, and 30-day outcomes of ED chest pain patients<40 years old. The hypothesis was that patients<40 years old without a cardiac history and with normal electro-cardiograms (ECGs) or no cardiac risk factors would be at a<1 per cent risk for acute coronary syndromes (ACSs) and 30-day adverse cardiovascular (CV) events.
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