Presentation
Scheduled follow-up MRI in a head-neck tumor. The patient underwent dental surgery in the interval.
From the case:
Magnetic susceptibility artifact
{"current_user":null,"step_through_annotations":true,"access":{"can_edit":false,"can_download":true,"can_toggle_annotations":true,"can_feature":false,"can_examine_pipeline_reports":false,"can_pin":false},"extraPropsURL":"/studies/16437/annotated_viewer_json?lang=us"}
Case Discussion
A magnetic dental retention system had been implanted, causing massive distortion of the magnetic field.