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Professional Technical IVT

TE

Also written as: TE — echo time

Echo time - the interval between radiofrequency pulse and signal readout in MRI sequences.

Full Definition

Echo time (TE) represents the time interval between the application of a radiofrequency pulse and the collection of the echo signal in MRI sequences. This parameter directly influences image contrast, with shorter TE values producing T1-weighted images and longer TE values emphasizing T2 weighting. Editors must distinguish TE from TR (repetition time) in technical documentation.

Usage

Usage note: Always capitalize when used as abbreviation; lowercase when spelled out.

In Context

  • "The T2-weighted images were acquired with a TE of 85 ms." — MRI protocol documentation
  • "Optimal TE selection depends on the target tissue contrast requirements." — Technical report

Also known as

echo time

Don't confuse with

TR TI

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