In a coronary bypass operation, a stent is placed within the blockage and the clogged area is compressed.

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In a coronary bypass operation, a stent is not placed within the blockage. Instead, a healthy blood vessel is taken from another part of the body and grafted onto the coronary artery to bypass the blockage. The clogged area is not compressed, but rather the blood flow is rerouted through the new graft.

In a Coronary Bypass Operation, a Stent Is Placed Within