Table 1 Pulse sequence protocol for MR imaging
From: Factors associated with symptomatic pseudotumors following metal-on-metal total hip arthroplasty
Coronal T1 SE | Coronal T2 SE | Coronal STIR | Axial T1 SE | Axial STIR | |
|---|---|---|---|---|---|
Repetition time (msec) | 450–560 | 3000–4090 | 5000–7600 | 450–500 | 5000–7600 |
Echo time (msec) | 9–14 | 94–100 | 69–77 | 13–14 | 69–77 |
Inversion time (msec) | 150 | 150 | |||
Receiver band-width (Hz per pixel) | 300–400 | 300–400 | 300–400 | 300–400 | 300–400 |
Flip angle (degrees) | 90 | 90 | 90 | 90 | 90 |
Field of view (mm) | 340 × 340 | 340 × 340 | 340 × 340 | 340 × 340 | 340 × 340 |
Matrix | 512 × 512 | 512 × 512 | 512 × 512 | 512 × 512 | 512 × 512 |
Section thickness (mm) | 4–6 | 4–6 | 4–6 | 4–6 | 4–6 |