From: Magnetic resonance imaging and endorectal ultrasound for diagnosis of rectal lesions
 | Philips | Siemens | General Electric |
---|---|---|---|
(Turbo spin echo) | (Turbo spin echo) | (Fast spin echo) | |
Repetition time (ms) | 5,080 (sagittal) | 3,000-6,000 | 4,000 |
4,018 (axial) | Â | Â | |
Echo time (ms) | 132 (sagittal) | 100 | 110 |
80 (axial) | Â | Â | |
No. of slices | 23 (20 axial) | 24 | 24 |
Thickness/gap | 3 (sagittal) | 5/0 | 5/0 |
5/1 (axial) | Â | Â | |
Interleaved | No | Yes | NO |
Echo train length | 23 | 8 | 8 |
Matrix in phase direction | 512 | 512 | 512 |
Matrix in frequency direction | 370/70% (sagittal) | 256 | 288 |
256/100% (axial) | Â | Â | |
Phase encoding direction | AP | AP | AP |
Field of view (mm) | 250 | 250 | 250 |
Phase | 250 | 240 | 250 |
Frequency | 250 | 240 | 250 |
No. of acquisitions | 3 (sagittal) | 2 | 2 |
2 (axial) | Â | Â | |
Flow compensation | Yes | Yes | Yes |
Sat bands | Anterior/superior | Anterior | Anterior |