Over and Under/Aneugraft Pericardium Covered Stent Long Term Follow up Registry

Inclusion Criteria: * Patient is older than 18 years * Patient must be available for follow-up * Patient must be fully informed, provided with the patient information sheet and sign the Informed Consent Form prior to the procedure. * The lesion to be treated should be suitable for treatment with a PCS in that: * A. A suitable length and diameter PCS should be available * B. For SVG disease a single or multiple PCS may be used * C. For native coronary artery aneurysms the operator should be confident that the aneurysm may be excluded by the implantation of a single PCS Exclusion Criteria: * Significant co-morbidity precluding clinical follow-up. * Pregnancy; pregnancy test negative in women with child bearing potential * Acute ST-elevation myocardial infarction within the preceding 48 hours * Previous stent implantation in the target vessel * Left main coronary artery disease * Contra-indication to dual anti-platelet therapy. * Planned surgery which will lead to discontinuation of antiplatelet therapy * Thrombocytopenia (\<100,000/mm3) * Ejection fraction \<30%. * Renal failure (creatinine \>180 µmol/L \[2 mg/dL\]) * Prior brachytherapy * Recipient of heart transplant * Acute infections