Numerous reports in cardiology congresses and journals deal with multivessel treatment with percutaneous transluminal coronary angioplasty (PTCA) and stenting. Clinical practice, however, is very different with more than 90% of all percutaneous revascularisation procedures in Europe and the USA limited to single vessel treatment. Even when performed in patients with multivessel disease, PTCA is often only performed in one vessel. In unstable syndromes intervention may be limited to the treatment of the culprit lesion and the more complete surgical or percutaneous …