MR Pediatric Chest WO or WWO Protocol
Notes
Updated: 1/13/2022
Scanner Preference:1.5T or 3T
Coil: Torso or Cardiac
Notes from the Radiologist:
- Power injections are preferred whenever possible.
- Images should be checked pre-gad for sedated patients or anytime the technologist has a question/concern. For unsedated exams, no check is required.
- For larger patients, slice thickness may be increased up to 5mm.
| Plane | Weighting | Mode | Slice | Gap | FS | FOV | Notes |
|---|---|---|---|---|---|---|---|
| AXIAL | T2 | TSE MV MS | 3.5mm | 1mm | SPAIR | Fit to Patient | Above clavicles to below diaphragm |
| COR | STIR | TSE MV MS | 3.5mm | 1mm | STIR | Fit to Patient | Entire chest, skin to skin |
| COR | DWIBS | IR EPI SS | 5mm | 1mm | None | Fit to Patient | Entire chest, skin to skin |
| COR | T1 | mDIXON | 3.5mm | 1mm | DIXON | Fit to Patient | Entire chest, skin to skin, turn ON in/out-of-phase |
| SAG | STIR | TSE MV MS | 3.5mm | 1mm | STIR | Fit to Patient | Thoracic spine only (make routine, previously this was an optional sequence) |
| Inject Contrast | Power injection preferred | ||||||
| AXIAL | T1 | mDIXON | 3.5mm | 1mm | DIXON | Fit to patient | Entire chest, skin to skin, Dynamic acquisition: 30 sec, 60 sec, 90 sec; turn OFF in/out-of-phase |
| SAG | T1 | mDIXON | 3.5mm | 1mm | DIXON | Fit to patient | Entire chest, skin to skin |
| COR | T1 | TSE MV MS | 3.5mm | 1mm | SPIR | Fit to Patient | Entire chest, skin to skin |
| SAG | T1 | TSE MV MS | 3.5mm | 1mm | SPIR | Fit to Patient | Optional: On any patient with neuroblastoma, paraspnal or mediastinal mass, or Horner syndrome- or if specifically requested by a radiologist.Entire chest, skin to skin |