Is there anything else I need to know about an elastography?MRE testing may not be a good choice for people who have metal devices implanted in their bodies. These include pacemakers, artificial heart valves, and infusion pumps. The magnet in the MRI can affect the operation of these devices, and in some cases, it could be dangerous. Dental braces and certain types of tattoos that contain metal may also cause problems during the procedure.The test is also not recommended for women who are pregnant or think they might be pregnant. It is not known whether magnetic fields are harmful to unborn babies.
