MR Brain Frameless Stereotactic W or WWO + Perfusion Neuro Protocol
Scan Notes:
Earplugs only.
No headphones.
Use positioning sponges carefully at the level of the patient’s chin if needed.
No angles.
Cover the entire nose.
Cover below skull base to at least 1 cm above Vertex.
Include additional air on top of scan for slice wrap.
PATIENT NEEDS A 20G OR BIGGER PERIPHERAL IV
Prep Power injector to split contrast injection for 2 injections:
DCE: Use 1/3 of the total contrast amount. Injection rate: 4-5ml/sec. Start injection AT THE SAME TIME YOU BEGIN Dynamic 8. 15ml Saline chaser
DSC: Use 2/3 of the total contrast amount. Injection Rate: 4-5mL/sec. Start injection 8-10 seconds after beginning the sequence.
Last updated:3/21/2019
Charge as: Brain W or Brain WWO
Scanner preference: 1.5T or 3T
Coil: Head
| Plane | Weighting | Mode | Slice | Gap | FAT SAT | FOV | Notes |
|---|---|---|---|---|---|---|---|
| AXIAL pre (run only if requested) | 3D T1 FFE | 3D GRE | 1.3 mm | 0mm | None | 25cm | No angles. INCLUDE ADDITIONAL AIR ON TOP OF SCAN FOR SLICE WRAP |
Contrast injection
| Plane | Weighting | Mode | Slice | Gap | FAT SAT | FOV | Notes |
|---|---|---|---|---|---|---|---|
| DCE | only available on 3T | - | - | - | - | - | Inject on 8th dynamic.1/3 total contrast amount.Injection rate: 4-5cc/sec. 15mL saline flush.Center through lesion of interest.Do not add slices.Post process in IntellispaceSend everything to PACS |
| DSC | run on both 1.5T & 3T | - | - | - | - | - | Inject 8-10 seconds after dynamics begin.2/3 total contrast amount.Injection rate: 4-5cc/sec. 15mL saline flush.Cover lesion and as much brain tissue as possible.Do not add slices.Post process in IntellispaceSend everything to PACS |
| AXIAL | 3D T1 FFE | 3D GRE | 1.3 mm | 0mm | None | 25cm | No angles. INCLUDE ADDITIONAL AIR ON TOP OF SCAN FOR SLICE WRAP |
| AXIAL | T2 VISTA | TSE | 1.3mm | 0mm | None | 25cm | No angles. INCLUDE ADDITIONAL AIR ON TOP OF SCAN FOR SLICE WRAP |
| AXIAL (run only if requested) | FLAIR | TSE | 1.3mm | 0mm | None | 25cm | No angles. INCLUDE ADDITIONAL AIR ON TOP OF SCAN FOR SLICE WRAP |
