Medical Dictionary
Main Entry:
gradient echo Function:
noun : a signal that is detected in a nuclear magnetic resonance spectrometer that is analogous to a spin echo but is produced byvarying the external magnetic field following application of a single radiofrequency pulse rather than by application of a series of radiofrequency pulses and that can be used to extract moreinformation from a test sample or subject than is possible in conventional nuclear magnetic resonance spectroscopy —usually used attributively <
gradient-echo magnetic resonance imagingof the brain>
