Acquisition
(0018,0080)
Repetition Time
Keyword: RepetitionTime
The period of time (ms) between the beginning of a pulse sequence and the beginning of a succeeding (identical) pulse sequence.
Tag Attributes
- Tag ID
- (0018,0080)
- Compact
- 00180080
- Keyword
- RepetitionTime
- VR
- DS — Decimal String
- VM
- 1
- Retired
- No
Module(s)
MR Image Module
Engineering Notes
Fundamental MRI sequence parameter. Along with Echo Time (TE), determines image contrast (T1/T2/PD weighting).
Troubleshooting
Missing TR/TE causes MR sequence identification tools to fail. Radiologists rely on these for protocol verification.