3. UNC MSK Course Day 8 Lab XR UNKNOWNS (for self study)

4. Pathology?

5. Autofusion of SI joints No L5-S1 disc space

6. Pathology? Autofusion of SI joints No L5-S1 disc space Ankylosing spondylitis Unfused SI joint

7. Pathology?

8. Deformities with lumps IP joints

9. Pathology? Deformities with lumps (Heberden’s and Bouchard’s nodes – osteophytes) IP joints Osteoarthritis

10. Pathology?

11. MCP joint Joint space narrowing Periarticular osteopenia

12. Pathology? MCP joint Joint space narrowing Periarticular osteopenia Periarticular erosions

13. Pathology? MCP joint Joint space narrowing Periarticular osteopenia Periarticular erosions Rheumatoid arthritis

14. Pathology?

15. Destructive erosions IP and MP joints Pencil in cup” deformities

16. Pathology? Destructive erosions IP and MP joints Pencil in cup” deformities Psoriatic arthritis

17. Pathology?

18. Bridging osteophytes across disc spaces

19. Pathology? Bridging osteophytes across disc spaces Ankylosing spondylitis

20. Pathology?

21. Swollen, inflamed IP joints Nail deformities Inflamed patches of scaly skin

22. Pathology? Swollen, inflamed IP joints Nail deformities Inflamed patches of scaly skin Psoriatic arthritis

23. Pathology?

24. MP joint involvement Periarticular osteopenia Joint dislocation

25. Pathology? MP joint involvement Periarticular osteopenia Joint dislocation Rheumatoid arthritis

26. Sunset, beach in Nicaragua