CNN CNN Newsroom August 6, 2013 14:04:00
St stents. these are inert metal coils that are deployed at high atmospheric pressures and essentially pushes the cholesterol plaque against the wall and recreates a pretty good lumen to restore blood flow to the heart. >> sanjay, can you talk a little bit about the concerns here of there being some sort of blockage, if maybe there would have been any symptoms that he could have experienced, although we are hearing that this was discovered during a routine physical. >> absolutely. and i had heard the same thing, but the concern is that if there's a blockage in one of the blood vessels, you may...
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