Since 1986, when stents were first inserted into human coronary arteries, tens of thousands have been implanted. As with most technologies, new developments have taken place as well as the problems, complications, and the fear of "why is this happening to me?" The editors have assembled a team of cardiologists to share their experiences with the reader in how to deal with the complicated anatomy and physiology, how to overcome complications, and when to summon more experienced help.