1. XLIF Case Review Zullo Nicola M.D.

2. Male, 83 years 3 year low back pain Failed conservative therapy Physical exam positive for radiculopathy (claudicatio 100 m) Severe stenosys on MRI and spondilolistesys L3L4 and L4-L5 No pain using bicycle Inability to stand supine position 3. [Case #1, Pre-op] 4. [Case #1] 5. [Case #1] L2-L3 L3-L4 6. [Case #1] Left Foraminal view Right Foraminal view 7. [Case #1] L3-L4 L2-L3 L4-L5 8. NRS Back 7 NRS Leg 7 ODI 47 Pre - operative 9. 3 Days post - operative 10. 3 Months post - operative 11. NRS Back 2 NRS Leg 4 ODI 9 3 Months post - operative 12. 6 Months post - operative 13. 6 Months post - operative NRS Back 2 NRS Leg 2 ODI 6 14. Female, 84 years 4 year low back pain Failed conservative therapy Physical exam positive for radiculopathy (claudicatio 300 m) Severe stenosys on MRI at L4-L5 2009 Vertebroplasty L1 15. Pre - operative NRS Back 9 NRS Leg 6 ODI 51 16. [Case #3, Pre-op] 17. Intra- operative 18. Intra- operative 19. 3 Days post - operative 20. 3 Months post - operative 21. NRS Back 5 NRS Leg 5 ODI 16 3 Months post - operative 22. 6 Months post - operative 23. NRS Back 5 NRS Leg 5 ODI 38 6 Months post - operative 24. Female, 76 years 5 year low back pain Failed conservative therapy Physical exam positive for radiculopathy (claudicatio 100 m) Stenosys on MRI and spondilolistesys L4-L5 Diabetes Osteoporosis 25. Pre - operative NRS Back 7 NRS Leg 8 ODI 49 26. PI 53 PT 19 LL 71 27. 3 Days post - operative 28. 3 Months post-operative 29. 3 Months post-operative NRS Back 3 NRS Leg 3 ODI 12 30. Male, 43 10 year low back pain with some radicular left leg pain Failed conservative therapy Physical exam negative for radiculopathy No root compression on MRI No comorbidities 31. Pre - operative NRS Back 8 NRS Leg 4 ODI 34 32. 3 Days post - operative 33. 1 month post-op 34. 3 months post-op 35. 3 Months post - operative NRS Back 1 NRS Leg 1 ODI 18 36. Male 42 YO, obesity, building industry worker two years low back pain with right mild L5 raduclopaty Failed conservative therapy L4-L5 Degenerative disc disease Modic 2 Pfirrmann IV with associated spinal canal narrowing No clear nerve root compression on MRI Physical exam: mild right radiculopaty, sever low back pain No significant co-morbidities 37. Pre-operative assessment NRS back 8 NRS Leg 2 ODI 32/50 38. Pre-operative imaging 39. Pre-operative imaging L4-L5 L5-S1 40. SPINO-PELVIC ASSESSMENT PT 40 PI 20 LL 12 C7 PL midpoint S1 plate 41. 1 month post-op X-ray 42. Three months CT scan 43. Three month post-op. assessment NRS Back 1 NRS Leg 0 ODI 0/50