What Is Meant By A 'Significant Blockage' Shown In My Coronary Arteries As Seen On A Catheterization?

— -- Question: What is meant by a 'significant blockage' shown in my coronary arteries as seen on a catheterization?

Answer: A significant blockage would be one that would compromise blood flow to your heart. Generally it's considered any sort of stenosis of an artery that's 50 percent or greater.

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