Xience/Promus for Long Coronary Lesion Registry

Inclusion Criteria: 1. Age ≥20 years and are able to undergo CABG 2. Females who are not pregnant 3. Patients who present with angina symptoms or myocardial ischemia 4. Patients available for post-procedural observation and coronary angiography at 24 months 5. Patients who have signed patient informed consent 6. Lesion length is more than 30mm 7. De novo lesion or non-stented restenosed lesion Exclusion Criteria: 1. Patients contraindicated for antiplatelet therapy or anticoagulant therapy 2. Patients with significant allergic reaction to contrast medium 3. Chronic total occlusion 4. Lesion with TIMI0 5. Patients with chronic renal failure (SCr\>3.0mg/dl) -