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What does a coronary bypass involve?

When a surgeon performs a coronary bypass, he or she uses a vein from your leg or chest and then grafts one end to the aorta and the other to the blocked artery, below the blockage. The blood then is rerouted, bypassing the clogged artery.

A bypass is necessary when an angioplasty will not work.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.