Venous structure | Mean scores | CE/TOF | CE/MPRAGE | MPRAGE/TOF |
---|---|---|---|---|
CE/TOF/MPRAGE | Superior | Superior | Superior | |
Superior sagittal sinus | 3.0/2.9/2.0 | None | CE | TOF |
Inferior sagittal sinus | 2.3/1.6/2.0 | CE | CE | None |
Vein of Galen | 3.0/2.6/3.0 | CE | None | MPRAGE |
Straight sinus | 3.0/3.0/2.7 | None | CE | TOF |
Intercavernous sinus | 2.6/0.4/2.1 | CE | CE | MPRAGE |
Basilar plexus | 0/0/0 | None | None | None |
Note:—CE indicates contrast-enhanced MR venography; TOF, time-of-flight MR venography; MPRAGE, magnetization-prepared rapid acquisition of gradient echo.