A member asked:

What's the least % of artery blockage that a treadmill stress test can be sensitive to?

A doctor has provided 1 answer
Dr. Budi Bahureksa answered

Specializes in Cardiology

50%: Please remember that this is a statistical data -- so realistically in active coronary arteritis (inflammatory or unstable plaques), the reactive response or spasm can cause ECG changes and/or symptoms with any degree of luminal (phenobarbital) narrowing.

Answered 6/10/2014

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