If noncardiac surgery is an emergency, cardiac testing should be forgone and a patient should go straight to an operating room, the guidelines state. 指南声明，如果非心脏手术是急诊，心脏测试应该让步并且病人应直接进入手术室。
However, patients with multivessel disease and severe angina undergoing high-risk surgery might benefit from revascularization before noncardiac surgery. 然而，多支病变和严重心绞痛患者接受高风险的非心脏手术可能受益于术前血管重建。
