Special Terms and MR Lingo

Some special terms, abbreviations, words, and definitions we use at the CMRR that you may find useful to know. Some of these come from the MRI world, and some of them are unique to the UMN and CMRR.

• CCIR — Center for Clinical Imaging Resources, a PET-CT clinic in the CMRR building.
• CMRR — Center for Magnetic Resonance Research
• PARS — Project Application Review System. Web-based application for researchers to request CMRR resources.
• PS — passively shielded, i.e. magnet is enclosed in a heavy metal box to reduce the field
• AS — actively shielded, i.e. magnet is surrounded by an actively generated reverse magnetic field
• Technician — on-the-job trained magnet operator
• Technologist — formally educated and certified MRI magnet operator