3T MRI of the Wrist

The improvements in wrist imaging gained by using MRI, especially at high magnetic field strength, are discussed.

Course ID: Q00351 Category:
Modalities: ,

2.5

Satisfaction Guarantee

$29.00

View cart

Targeted CE per ARRT’s Discipline, Category, and Subcategory classification:
[Note: Discipline-specific Targeted CE credits may be less than the total Category A credits approved for this course.]

Computed Tomography: 1.00
Procedures: 1.00
Head, Spine, and Musculoskeletal: 1.00

Magnetic Resonance Imaging: 2.00
Image Production: 0.50
Sequence Parameters and Options: 0.50
Procedures: 1.50
Musculoskeletal: 1.50

Radiography: 1.00
Procedures: 1.00
Extremity Procedures: 1.00

Registered Radiologist Assistant: 2.00
Procedures: 2.00
Musculoskeletal and Endocrine Sections: 2.00

Sonography: 1.00
Procedures: 1.00
Superficial Structures and Other Sonographic Procedures: 1.00

Outline

  1. Introduction
  2. 3-T MR Imaging Protocol
  3. Ligaments and the TFCC
  4. Flexor and Extensor Tendons
  5. Articular Cartilage
  6. Soft-Tissue Masses
  7. Bones
  8. Nerve Entrapment Syndromes
  9. Vascular Lesions
  10. Conclusions

Objectives

Upon completion of this course, students will:

  1. understand the improvement in the signal-to-noise ratio at 3T versus 1.5T
  2. understand the advantages of increased SNR
  3. know why contrast resolution is important in the wrist
  4. be familiar with coil selection for imaging of the wrist
  5. understand strategies for decreasing wrap-around or aliasing
  6. know the physiologic artifacts that may affect wrist images
  7. be familiar with the field of view (FOV) commonly used for wrist anatomy
  8. be able to list the proximal carpal bones in order from lateral to medial
  9. be able to list the distal carpal bones in order from lateral to medial
  10. define the term “volar” in relation to the wrist
  11. understand how ligament tears are categorized
  12. know which component of the scapholunate ligament (SLL) is the most functionally important
  13. know which component of the scapholunate and lunotriquetral ligaments is involved in degenerative tears
  14. understand the causes of wrist instability
  15. know the image orientations needed for scapholunate and lunotriquetral ligament evaluation
  16. be familiar with the composition of the TFCC
  17. list the bones cushioned by the TFCC
  18. understand how the TFCC developed
  19. be able to identify things that may be mistaken for a tear of the TFCC
  20. know which area of the TFCC is avascular
  21. be familiar with injuries associated with TFCC tears
  22. know the best plane for evaluating the flexor and extensor tendons
  23. recognize the normal appearance of the flexor and extensor tendons on MR images
  24. be able to define tendinosis
  25. understand how laterality of tenosynovitis can help determine its cause
  26. recognize tendon tears at 3T
  27. describe the appearance of hyaline cartilage on MR images
  28. identify the most common soft tissue mass in the wrist
  29. recognize the appearance of ganglion cysts on MRI
  30. identify which tumors may be found in the median and ulnar nerve sheaths
  31. know the definition of thenar and hypothenar eminences
  32. know what signal intensity is expected on T2-weighted images of an entrapped nerve
  33. know frequent causes of ulnar tunnel syndrome
  34. be able to characterize venous malformations
  35. compare the MR signal from a hemangioma to that of muscle tissue