Patient 1 | Patient 2 | Patient 3 | |
Sex | Female | Male | Male |
Age (Years) | 69 | 71 | 41 |
Duration and type of symptoms | 10 years NIC, walking distance < 100 m | 5 years NIC, walking distance 50 - 100 m | 2 years Radiating pain legs bilaterally |
Treated level | L4-L5 | L3-L4 | L4-L5 |
Postoperative change in symptoms | 1) Improvement in leg/back pain and increasing waking distance lasting for at least 1 year | 1) Improvement in NIC symptoms for 2 years 2) Two months period of NIC symptoms 3) Most NIC symptoms decreased, remaining feet numbness | 1) Almost full recovery leg/back 2) After 1,5 years gradually increasing symptoms leg/back |
Wear of spinous processes | 14.1 mm (12 month postop) | 10.0 mm (11 month postop) | 11.0 mm (12 month postop) |