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MRI slides, second yr students 2008

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MRI slides for second year students in KAAU, part of the MSS

Published in: Business, Health & Medicine

MRI slides, second yr students 2008

  1. 1. Basic MRI Musculoskeletal Anatomy
  2. 2. Musculoskeletal MRI Indications <ul><li>Sport related injuries </li></ul><ul><li>Mensical abnormalities </li></ul><ul><li>Osteonecrosis </li></ul><ul><li>Bone marrow abnormalities </li></ul><ul><li>Soft tissue masses </li></ul>
  3. 3. Musculoskeletal MRI Advantages <ul><li>Superior soft tissue contrast </li></ul><ul><li>Mutliplanar </li></ul><ul><li>Non invasive </li></ul><ul><li>No ionizing radiation </li></ul>
  4. 4. Musculoskeletal MRI Disadvantages <ul><li>Expensive </li></ul><ul><li>Limited availability </li></ul><ul><li>Claustrophobia </li></ul>
  5. 5. Musculoskeletal MRI Disadvantages <ul><li>Artifacts (Metal foreign objects) </li></ul><ul><li>Relatively long examination </li></ul><ul><li>Calcifications </li></ul>
  6. 10. FAT Bone marrow Blood Contrast
  7. 11. Air Cortical bone Tendon Ligament Blood vessels
  8. 12. Muscles Hyaline Cartilage Fluid
  9. 13. MRI Knee
  10. 17. ACL
  11. 18. PCL
  12. 19. Patellar tendon ACL
  13. 20. ACL
  14. 22. Crescent shaped fibro-cartilage . Their main functions are shock absorption and load–bearing. Lateral Meniscus Medial Meniscus Lateral Medial Meniscus Meniscus
  15. 48. MRI the Shoulder
  16. 49. MRI Shoulder Indications <ul><li>Rotator cuff tear </li></ul><ul><li>Shoulder instability </li></ul><ul><li>Osteonecrosis </li></ul><ul><li>Infection </li></ul><ul><li>Neoplasm </li></ul>
  17. 50. What is the rotator cuff? <ul><li>A group of flat tendons that surround the front, back, and top of the shoulder joint like a cuff on a shirt sleeve </li></ul>
  18. 54. Rotator cuff muscles <ul><li>Supraspinatous </li></ul><ul><li>Infraspinatous </li></ul><ul><li>Teres minor </li></ul><ul><li>Subscapularis </li></ul>
  19. 57. neurovascular bundle
  20. 59. infraspinatus subscapularis biceps tendon deltoid
  21. 60. subscapularis tendon long head of the biceps teres minor muscle infraspinatus suprapinatus
  22. 62. subscapularis tendon glenoid labrum bicipital tendon
  23. 70. Acromion Clavicle Subscapularis
  24. 74. MRI of the Ankle
  25. 75. MRI Ankle: Why? <ul><li>Ligament </li></ul><ul><li>Tendon </li></ul><ul><li>Articular cartilage </li></ul><ul><li>Infection </li></ul><ul><li>Soft tissue masses </li></ul><ul><li>Bone marrow </li></ul>
  26. 76. Ankle Ligaments <ul><li>Lateral collateral </li></ul><ul><li>Medial collateral </li></ul><ul><li>Syndesmotic ligamentous complex </li></ul>
  27. 77. Lateral Collateral Ligament <ul><li>Anterior talofibular </li></ul><ul><li>Posterior talofibular </li></ul><ul><li>Calcaneofibular ligament </li></ul>
  28. 79. Talofibular ligaments
  29. 81. Calcaneofibular ligament
  30. 82. Copyright ©Radiological Society of North America, 2000 Rosenberg, Z. S. et al. Radiographics 2000;20:S153-S179 No Caption Found Normal calcaneofibular ligament
  31. 83. Deltoid ligament
  32. 89. MRI of the Hip Joint
  33. 97. Sartorius muscle
  34. 98. Iliacus muscle
  35. 99. Rectus femoris muscle
  36. 100. Tensor fascia lata

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