Non-clinical testing has demonstrated that the Promus PREMIER Stent is MR Conditional for single and overlapped conditions up to 74 mm. the implantation of a Promus PREMIER Stent(s). Prior to undergoing an MRI scan, inform your doctor that you have a Promus PREMIER Stent. MR image quality will be compromised if the area of interest is in the same area or relatively close to the position of the stent.