title: The time has come to reexamine the gold standard when evaluating noninvasive testing.
abstract: Angiographically identified 50% cross-sectional narrowing of a coronary artery fails to accurately identify compromised myocardial perfusion. Noninvasive tests should be correlated with intravascular ultrasound or coronary flow reserve to determine their clinical utility.
authors.forename: M H
authors.initials: MH
authors.lastname: Ellestad
mesh_terms: D017023:Coronary Angiography; D003327:Coronary Disease / Q000175:diagnosis* / Q000503:physiopathology; D004562:Electrocardiography; D005069:Evaluation Studies as Topic; D006801:Humans; D012107:Research Design / Q000592:standards*; D018084:Ultrasonography, Interventional; D014664:Vasodilation