Items tagged “mri safety”
5 results found
Article
Quenching
Quenching refers to rapid expulsion of the liquid cryogen used to maintain the MRI magnet in a superconducting state.
Discussion
Modern MRI scanners contain superconducting magnets which have very low energy consumption, made possible by maintaining internal subzero temperatures by way of a 'c...
Article
MRI safety
MRI scanners, although free from potentially cancer-inducing ionizing radiation found in plain radiography and CT, have a host of safety issues which must be taken very seriously. MRI safety can be divided into:
main magnetic field
varying magnetic (gradient) fields
radiofrequency
Main magne...
Case
Metallic orbital foreign body on MRI
Published
13 Aug 2016
92% complete
CT
MRI
Article
Subcutaneous glucose monitors
Subcutaneous glucose monitors are becoming increasingly common in the monitoring and management of glucose for diabetics.
The majority of these are unlikely to impact routine imaging but are important to consider in MRI.
In the UK, the commonest device available on prescription is the FreeStyl...
Case
Chronic rib fractures with incidental subcutaneous glucose monitoring (CGM) sensor
Published
28 Sep 2022
94% complete
X-ray