Heating: Eyelids
Permanent cosmetics, tattoos and eye makeup can contain ferromagnetic content. This may causing local heating effects during the MR examination. Makeup should be removed and a cold, wet washcloth can be used as a heat-sink during the examination.
This patient had metallic content on her eyelids. Notice the distortion of the orbits.
Further reading on this topic:
Books: MHRA Guidelines p57
Online: MRIsafety.com,
Kanal, IMRSER