Why the study?
What is the prevalence of significant coronary artery disease in patients with severe aortic stenosis with and without angina?
Population
69 patients over age 35 with severe valvular aortic stenosis
Design
Cross-sectional
Authors
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Angina signals higher CAD prevalence in severe AS; leaves open whether routine angiography benefits asymptomatic patients.
What is the prevalence of significant coronary artery disease in patients with severe aortic stenosis with and without angina?
Patients with severe aortic stenosis who do not experience angina have a low but definite risk of concomitant significant coronary artery disease.
Harris et al. (1975) studied this question.
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