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Radiology Patterns in Musculoskeletal Conditions – An Overview

Explore various diagnostic patterns in conditions like ankylosing spondylitis, Paget's disease, and more. References provided for further understanding.

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Radiology Patterns in Musculoskeletal Conditions – An Overview

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  1. MSK Search pattern John C.S. Cho, DC Department of Radiology Logan College of Chiropractic

  2. Cervical Spine

  3. Lumbar Spine

  4. Shoulder

  5. Elbow

  6. Wrist

  7. Hand

  8. Knee

  9. Ankle

  10. Foot

  11. Quiz

  12. 1. 25 y.o male with LBP                                            <>

  13. 2. 50 y.o female asymptomatic                                       <>

  14. 3. Foot pain                                             <>

  15. 4. Multiple joint pain                           <>

  16. 5. 45 y.o male neck pain

  17. 6. 11 y.o male with left leg pain

  18. Answer

  19. 1. Ankylosing Spondylitis • M:F= 3:1-10:1 • HLA-B 27 in 96% • “Dagger sign” • “Trolley-track sign”

  20. 2. Paget’s disease • Elevated alkaline phosphatase; normal/hypercalcemia; hydroxyproline • 3 phases • Cx- malignant degeneration (~1%) • Osteosarcoma> fibrosarcoma, MFH, chondrosarcoma

  21. 3. Jones fx.                           <> • 1.5 cm distal to the 5th metatarsal tuberosity

  22. 4. Rheumatoid Arthritis                           <>

  23. 5. Plasmacytoma • Malignant proliferation of plasma cell • Early stage of multiple myeloma • Bence Jones proteinuria; A/G ratio; Hypercalcemia; normochromic normocytic anemia • 20% 5-yr survival rate

  24. 6. Osteosarcoma • 10-25; 60-75 • Lung metastases (15%); Skeletal mets uncommon • Malignant degeneration from radiation, paget’s

  25. References: • University of Washington: www. rad.washing.edu • Learning Radiology

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