University Hospital Cardiac Device MR Registry: The Safety of MR Imaging in Patients With Implanted Cardiac Devices

Inclusion Criteria: * Male or female 18 years or older * Informed consent can be provided by patient or medical power of attorney * Presence of implanted pacemaker or ICD * MRI is the diagnostic modality of choice for a specific clinical scenario without acceptable alternative imaging technology as determined by ordering physician * Non-cardiac/non-thoracic MRI ordered Exclusion Criteria: * Presence of metallic objects that represent a contraindication to MR imaging * Morbid obesity which results in body contact with the magnet façade * Pacemaker or ICD generator implanted prior to 2002 * ICD patients who are pacing dependent * Pregnancy * Device generator at ERI (elective replacement interval) * Presence of other active implanted medical device * Presence of abandoned leads (with the exception of post CABG temporary epicardial pacing wires) * Presence of implanted cardiac device in the abdominal position * Pacemaker or ICD that is labeled as MRI-Conditional by the FDA * Pacemaker or ICD implanted less than 6 weeks prior to MRI scan