MR Adult Ankle Bilateral R/O AVN WO Protocol

Revised - 6/26/2012

Charge as Ankle WO

Image together. Use NV/Torso Coil
(REF scan)
Mode Slice Gap FAT SAT FOV Scan Range
AXIAL T1 TSE 4mm 1mm None 25cm Bottom of heel to above malleolus
SAG T2 STIR TSE 4mm 1mm STIR 15cm Angle to Calcaneus
COR T1 TSE 4mm 1mm None 25cm Include Tarsals
COR T2 STIR TSE 4mm 1mm STIR 25cm Include Tarsals
Notes: Scan bilateral together in same coil- All scans include entire tarsals in FOV (Marker on R Ankle)
If hardware is present:
  • Do axial non-fat-sat mid-TE instead of fat-sat
  • Keep sagittal STIR
  • Do coronal STIR instead of fat-sat mid-TE
If with Contrast, do non-fat-sat T1 post-contrast