• Specialty
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• Radiology
  • Lots of Radiology/Oncology Terms
  • MRI Imaging Agents
  • MRI Terms
  • Sample Reports - Radiology

• MRI Terms

- D -

• DEPHASING

The fanning out or loss of phase coherence of signals within the transverse plane. See also T2.



• DIPOLE

A magnetic field characterized by its own north and south magnetic poles separated by a finite distance.



• DIRECT CURRENT (DC)

A continuous current that flows in only one direction.



• DISPLAY MATRIX

The total number of pixels in the selected matrix, which is described by the product of its phase and frequency axis.



• DOMAIN THEORY

A theory of magnetism which assumes that groups of atoms produced by movement of electrons align themselves in groups called"domains" in magnetic materials.



• DTPA

Diethylenetriaminepentaacetic acid - Gadolinium chelating (chemical bonding) agent that solves the problem of toxicity