Mayo Clinic Cardiac Implantable Electronic Device MRI Registry

Inclusion Criteria:

- Strong clinical indication for MRI; in the clinical setting where MRI is the
diagnostic modality of choice for a specific disease state without acceptable
alternative imaging technology

- Male or Female

- 18 years of age or older

- Able to provide informed consent

- Presence of CIED

Exclusion Criteria:

- Presence of metallic objects that represent a contraindication to MR imaging,
including: MRI-unsafe intra-orbital or intra-ocular retained metal fragments, and
MRI-unsafe intracranial vascular clips and coils, other MRI-unsafe devices

- Morbid obesity (abdominal diameter greater than 60 centimeters) which results in
contact wiht the magnet bore.

- Pregnant at time of scanning Pacemaker or Implanted Cardiac Device that is labeled as
MRI-Conditional (approved by the Food and Drug Administration for exposure to MRI)

- Pacemaker dependent and either: 1) device implanted before 2005, or 2) advisory pulse
generator that may lower outputs in the setting of radiofrequency currents