Final MRI protocols 2 Flashcards
Routine brain protocol?
3 plane localiser
Sag T1
Ax T2
Ax FLAIR
Ax DWI
Ax GRE
Axials: superior skin edge to foramen magnum, 2D, 4-5mm thick
Optional: TOF MRA and MRV
tumour brain protocol
Routine brain
3 plane localiser
Sag T1
Ax T2
Ax FLAIR
Ax DWI
Ax GRE
Axials: superior skin edge to foramen magnum, 2D, 4-5mm thick
—–
Ax T1+C
Cor T1+C
Optional: 3D T1+C
IAMs protocol
Routine brain
3 plane localiser
Sag T1
Ax T2
Ax FLAIR
Ax DWI
Ax GRE
Axials: superior skin edge to foramen magnum, 2D, 4-5mm thick
—–
Cor T2
Pituitary
Routine brain
3 plane localiser
Sag T1
Ax T2
Ax FLAIR
Ax DWI
Ax GRE
Axials: superior skin edge to foramen magnum, 2D, 4-5mm thick
—–
Cor and Sag T1
Cor and Sag T2
Cor and Sag T1+C
Pituitary ?microadenoma
Routine brain
3 plane localiser
Sag T1
Ax T2
Ax FLAIR
Ax DWI
Ax GRE
Axials: superior skin edge to foramen magnum, 2D, 4-5mm thick
—–
Pituitary
Cor and Sag T1
Cor and Sag T2
Cor and Sag T1+C
—-
Cor dynamic +C
C spine
3 plane localiser
Sag T2
Sag STIR (or T2FS)
Sag T1
Ax T2
Ax T1
Sagittal: just lateral of vertebral bodies, to T2, 11-13 slices, 3mm thick, 10-20% gap
Axial: angled perp. To cord
Sat band anterior to spine
L spine
3 plane localiser
Sag T2
Sag STIR (or T2FS)
Sag T1
Ax T2
Ax T1
Sag: T11-conus, 13-15 slices
Ax: L3 to S1, 19-30 slices
Sat band anterior to spine
4mm thick, 10-20% gap
T spine
3 plane localiser
Sag T2
Sag STIR (or T2FS)
Sag T1
Ax T2
Ax T1
Include C6-L2
Sat band anterior to spine
13-15 slices, 3-4mm thick, 10-20% gap
Full spine
Sag T1/T2/STIR upper and lower
15-17 slices, 4mm thick, 10-20% gap
spine tumour
Routine spine
3 plane localiser
Sag T2
Sag STIR (or T2FS)
Sag T1
Ax T2
Ax T1
—
Ax and sag T1 or T1FS
Ax and sag T1FS+C
Trauma/AVM spine
Routine spine
3 plane localiser
Sag T2
Sag STIR (or T2FS)
Sag T1
Ax T2
Ax T1
—-
Sag GRE
? cord infarct
Routine spine
3 plane localiser
Sag T2
Sag STIR (or T2FS)
Sag T1
Ax T2
Ax T1
—-
Ax and sag DWI
Knee
Ax localiser, 2/3 localiser
Ax PDFS
Cor and sag PD
Cor and sag PDFS or T2FS
Optional:
T1, T1+C, GRE
Axial: FOV = 140-160mm, 24-25 slice, 3mm
Coronal: FOV 140-160, 19-35 slices, 3mm thick
? ACL tear
Routine knee
Ax localiser, 2/3 localiser
Ax PDFS
Cor and sag PD
Cor and sag PDFS or T2FS
Optional:
T1, T1+C, GRE
Axial: FOV = 140-160mm, 24-25 slice, 3mm
Coronal: FOV 140-160, 19-35 slices, 3mm thick
—-
sag obl T2, 3mm thick
[knee] ?#, ?osteochondromal defect, ?tumour
Routine knee
Ax localiser, 2/3 localiser
Ax PDFS
Cor and sag PD
Cor and sag PDFS or T2FS
Optional:
T1, T1+C, GRE
Axial: FOV = 140-160mm, 24-25 slice, 3mm
Coronal: FOV 140-160, 19-35 slices, 3mm thick
—–
Cor T1, 160mm FOV, 3mm thick