During the cervical spine MRI examination, the patient is lying on their back most often but depending on the condition, rarely, the scan can be performed lying on the abdomen or on the side. The examination is noisy, and a strange, knocking machine sound can be heard. Its intensity can be reduced by using earplugs.
If there is any magnetically reactive material in the body (e.g. joint prosthesis, nail, screw, metal valve, pacemaker, tourniquet, implant, etc.) because they may move out of place in the strong magnetic field.
Nowadays, after surgeries, patients receive a document as to whether or not their implant is MRI-compatible.