In patients with unstable angina who undergo coronary angiography, what percentage have angiographically normal coronary arteries or minimal CAD?
a. _10%
b. 10% to 20%
c. 40% to 50%
d. 60% to 70%
e. _80%
Answer b:
Normal or minimally diseased epicardial coronary arteries are found in 10% to 20% of patients with unstable angina.
a. _10%
b. 10% to 20%
c. 40% to 50%
d. 60% to 70%
e. _80%
Answer b:
Normal or minimally diseased epicardial coronary arteries are found in 10% to 20% of patients with unstable angina.
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Radiology