FSP OMRI - C/L-Spine, Foot/Ankle

  1. C-Spine Routine
    • 1) SAG T1
    • 2) SAG T2 FSE
    • 3) TRS GRE (T2*)         Disc cuts 3 through each space.
    • 4) TRS FSE T2 STACK     (C2 through mid T1) image 2

    • TRS T1 STACK        (if contrast)
    • SAG FLAIR             (R/O MS only)*
    • SAG STIR             (FX OR METS ONLY)

    •      Post Contrast
    • 1) SAG T1
    • 2) TRS T1 STACK     position TRS form the SAG result
  2. L-Spine Routine
    • 1) SAG T1
    • 2) SAG FSE T2
    • 3) TRS FSE T2

    • SAG IR       Mets or Compression Fx
    • TRS T1 STACK     for post-surgery through surgery site
    • TRS T1 STACK     if contrast L1-S1

    •      Post Contrast
    • 1) SAG T1
    • 2) TRS T1     or    
    •      TRS T1 STACK    for post-surgery
  3. L-Spine Routine Weight Bearing
    • 1) SAG T1
    • 2) SAG FSE T2
    • 3) TRS FSE T2     L1-2 thru L5-S1

    4) SAG FSE T2     Weight Bearing

    • SAG IR         (Mets or Compression Fx)
    • TRS T1         If contrast

    •      Post Contrast
    • 1) SAG T1
    • 2) TRS T1
  4. L-Spine Mets or Compression FX
    • 1) SAG T1
    • 2) SAG FSE T2
    • 3) SAG IR
    • 4) TRS FSE T2     (Slice profile 3x3x4x5x5) L1-2 thru L5-S1
    • 5) TRS T1         (Slice profile 3x3x4x5x5)
    • 6) TRS T1 STACK     on any ROI (Region of Interest)

    •      Post Contrast
    • 1) SAG T1
    • 2) TRS T1         (Slice profile 3x3x4x5x5)
    • 3) TRS T1 STACK     on any ROI (Region of Interest)
  5. T-Sine Routine
    • 1) SAG T1 - Scano     
    •      - (2 NEX SAG T1 from C1-odontoid to T4 min with the marker b/w T1-T3.)
    • 2) SAG T1
    • 3) SAG T2 FSE
    • 4) TRS T2 FSE     Disc cuts

    • 5) TRS T1 STACK         (Contrast Exams Only) through ROI
    • 6) TRS T2 FSE         (If lesion is seen)
    • 7) SAG FLAIR         (R/O MS only)
    • 8) SAG STIR        (Compression fracture or trauma or Mets)

    •      Post Contrast
    • 1) SAG T1
    • 2) TRS T1 STACK
  6. T-Sine METS or Compression Fracture
    • 1) SAG T1 - Scano     (2 NEX SAG T1 from C1-odontoid to T4 min with the marker b/w T1-T3.)
    • 2) SAG T1
    • 3) SAG T2 FSE
    • 4) SAG STIR

    • Specific vertebral level request
    •       - (stacks through suspected level/s)
    • 5) TRS T1             
    • 6) TRS GRE T2

    • General R/O METS
    •      - (single slice cuts through the vertebra)
    • 5) TRS T1             
    • 6) TRS GRE T2

    •      Post Contrast
    • 1) SAG T1
    • 2) TRS T1 STACK
  7. Ankle Routine
    • 1) TRS PD    
    • 2) TRS STIR    
    • 3) SAG PD
    • 4) SAG IR
    • 5) COR T1
    • 6) COR IR

    •      Post Contrast    (Intravenous/Exercise Joint)
    • 7) SAG T1         Cover to proximal metatarsals
    • 8) COR T1
  8. Foot Routine
    • 1) TRS PD    
    • 2) TRS STIR    
    • 3) SAG PD
    • 4) SAG IR
    • 5) COR T1
    • 6) COR IR

    7) TRS T1                     (If contrast ordered)

    •      Post Contrast
    • 8) TRS T1
    • 9) SAG T1
    • 10) COR T1
  9. Shoulder Routine
    • 1) TRS PD
    • 2) COR STIR
    • 3) COR PD
    • 4) SAG T1
    • 5) SAG STIR

    •      Post Contrast
    •           - Intravenous, followed by exercise)
    •           - After IV injection, exercise joint 5 minutes
    • 6) SAG T1
    • 7) COR T1
  10. Hip Routine
    • 1) SAG STIR
    • 2) TRS T2
    • 3) COR T1     cover posterior to ischium
    • 4) COR IR     cover posterior to ischium
    • 5) COR IR     cover affected hip only

    •      Post Contrast
    • 6) COR T1        cover posterior to ischium
    • 7) SAG T1
  11. Knee Routine
    • 1) TRS STIR
    • 2) SAG FSE PD     not multiecho, align to joint
    • 3) SAG FSE T2     not multiecho
    • 4) COR IR
    • 5) COR T1

    SAG T1 (If contrast is ordered)

    •      Post Contrast
    •           - Intravenous, exercise joint 5 mins.)
    • 7) COR T1
    • 8) SAG T1
  12. FLAIR is to...
    • - to suppress (null) the signal from fluids (CSF)
    • - to bring out the periventricular hyperintense lesions (MS)
  13. FLAIR is used in...
    • - brain SAG and STR - routine
    • - C-T-spine SAG - to R/O MS
  14. STIR is to...
    • - to suppress (null) the signal from fat
    • - to enhances the signal from neoplastic and inflammatory tissue (long T1 and T2)
  15. STIR is used in...
    • - post-surgical follow-up
    • - for FX or METS
  16. GE T2* is to...
    • - to detect hemorrhage or calcifications
    • - to show low signal area due to old blood products
  17. GE T2* is used for...
    • - trauma
    • - CVA 
    • - PT > 65yo
  18. What sequence is to bring out the periventricular hyperintense lesions (MS)
    FLAIR
  19. What sequence is for post-surgical follow-up?
    STIR
  20. What sequence is routine for brain?
    FLAIR SAG & STR
  21. What sequence is to show low signal area due to old blood products
    GE T2*
  22. What sequence is for FX or METS
    STIR
  23. What sequence is for trauma?
    • GE T2*
    • - detecting hemorrhage
  24. What sequence is to suppress (null) the signal from fluids (CSF)
    FLAIR
  25. What sequence is CVA?
    • GE T2*
    • - detecting hemorrhage
  26. What sequence is to enhances the signal from neoplastic and inflammatory tissue (long T1 and T2)
    STIR
  27. What sequence is to suppress (null) the signal from fat
    STIR
  28. What sequence is to R/O MS
    FLAIR SAG for C-T-spine
  29. What sequence is to detect hemorrhage or calcifications
    GE T2*
  30. What sequence is for PT > 65yo
    GE T2*
  31. T1
    • TR = 395-698
    • TE = 18-20
    • Image Upload 1
  32. T2
    • TR = 3000-6500
    • TE = 90-120
    • Image Upload 2
  33. PD
    • TR = 1100-2500
    • TE = 25-30
    • Image Upload 3
  34. STIR
    • TR = 2415
    • TE = 68
    • TI = 160
    • Image Upload 4
  35. FLAIR
    • TR = 3013
    • TE = 106
    • TI = 1006
    • Image Upload 5
Author
flashsmilenet
ID
348687
Card Set
FSP OMRI - C/L-Spine, Foot/Ankle
Description
FSP OMRI - C/L-Spine, Foot/Ankle
Updated