Presentation
Headaches for investigation.
Patient Data
Age: 20 years
Gender: Female
From the case:
Normal time-resolved venogram
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Normal time-resolved MR venogram.
Case Discussion
Time resolved MRA / MRV is implemented by most vendors with differing acronyms:
- GE: TRICKS ("Time-Resolved Imaging of Contrast KineticS")
- Hitachi: TRAQ ("Time-Resolved AcQuisition")
- Philips: 4D-TRAK ("4D Time-Resolved Angiography using Keyhole")
- Siemens: TWIST ("Time-resolved angiography With Stochastic Trajectories")
- Toshiba: Freeze Frame.
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