3 ARRT Category "A" CE Credits
Successfully complete this module to receive 3 ARRT Category "A" CE Credits. Module includes all required reading materials as well as access to take the certification test. Certificates can be printed or saved.
3 ARRT Category "A" CE Credits
Successfully complete this module to receive 3 ARRT Category "A" CE Credits. Module includes all required reading materials as well as access to take the certification test. Certificates can be printed or saved.
Objectives:
To become familiar with basic MRI theory, establishing how the system works and the potential pitfalls
To learn a brief history and understanding of field strength and MR signal
To understand the three magnetic fields and how they coincide to form an image
To learn the functions and biological effects of the static magnetic field
To learn the functions and biological effects of the time varying magnetic field
To learn the functions and biological effects of the radiofrequency field
To grasp the basic concepts of the slice select, phase encoding and frequency encoding gradients
To learn the various methods of accelerating MRI at the operator console, and their inherent risks
To understand Half scan and Rectangular FOV options
To understand aliasing artifacts
To learn about parallel imaging as it applies to the MRI technologist decisions at the operator console
To learn the artifacts that step from parallel imaging, as well as their remedies
To identify motion artifacts
To define and identify chemical shift artifacts
To understand magnetic susceptibility artifacts, and possible remedies
To learn gradient moment nulling as flow compensation techniques apply to clinical MRI practice
To identify RF zipper artifacts
To identify Gibbs truncation artifacts and the corrective measures
To define partial volume averaging artifacts
To define and identify dielectric effects
To distinguish cross talk artifact from cross excitation
To discuss metal artifact reduction techniques in MRI
To identify moire fringes artifacts
To identify FID artifacts / fine line appearance, as well as possible remedies
To identify the cause and remedy to the magic angle artifact
To define and identify annefact artifacts in the clinical MRI setting