Clinical Research Directory

Inclusion Criteria: \- Patients with an absolute clinical need for MR imaging and PPM (year 1996 model or later) or ICD's (year 2000 or later) Exclusion Criteria: * Patients with pacemaker models before 1996 and ICD models before year 2000. * Pacemaker dependent patients with ICD. * Patients who weighing less than 80 lbs. * Patients who complete the MRI standard screening form and are deemed inappropriate for MRI for any reason * Pregnant patients will be excluded in their first trimester and will not get gadolinium at any time during their pregnancy * Patient with abandoned/capped leads or leads implanted \<4 weeks unless the procedure is deemed critical by the referring physician and approved by the PI