|
Optimization of MRI spin echo parameters TE and TR for T2 parametric contrast enhancement between atheroma and fibrous tissue at 9.4 T (see Figure 6). Different combinations of TE and TR generate T1-, proton density- and T2- weighting and their relative appearance on gray scale. |
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| TR (ms) |
TE (ms) |
MRI Signal Intensity on gray scale |
|
|
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| 2000 |
10–30 |
dark; heavy T1 wt |
| 2000 |
20–40, 50–80 |
gray; medium T1 wt |
| 1000 |
2–10 |
bright; T2 wt |
| 1000 |
30–70 |
dark; heavy T1 wt |
| 800 |
10–20 |
gray; medium T1 wt |
| 200 |
20–70 |
dark; heavy T1 wt |
Sharma and Singh Thrombosis Journal 2004 2:5 doi:10.1186/1477-9560-2-5 |
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