Table 1: Patients diagnoses, surgeries and complications.

Patient Age Diagnosis at First Presentation Index Surgery Time to Complication Development Type of Complication Time to Revision Surgery Revision Surgery Remarks
1 71 VCF T5, T9, L5 Kyphoplasty 16 months Marked kyphosis T7- T8 18 months Fusion T2 –T7  
2 74 Lumbar scoliosis Fusion 14 months ASD, Pre- junctional Kyphosis     Declined further surgery
3 52 Kyphosis, VCF T12 Kyphoplasty, fusion T9 –L3 2 months Pull out L2, L3 3 months Fusion T9- L4  
4 68 Kyphosis, VCF T12 Fusion T9 – L5 2 years Camptocormia     No hardware failure
5 65 Kyphosis, VCF L1 Fusion T7 –L5 18 months Camptocormia     No hardware failure
6 72 Lumbar stenosis Laminectomy L3-L5, fusion L2-L5 18 months Pull-out L2, ASD L1-L2 20 months Fusion T12 – L5 Stooped posture remains
7 70 Lumbar scoliosis Fusion T12 – L5 12 months VCF T6, T12 12 months Kyphoplasty VCF T7, T9 2 years post op
8 77 Lumbar stenosis and scoliosis Laminectomy L3 –L5, fusion L3-L5, interspinous implant L2-L3 24 months Flat back     Flexion contracture hips and knees
9 68 Disc herniation L3-L4, L4-L5 Laminectomy L4 - L5, interspinous implant L3- L4 24 months Sciatica, ASD L2-L3. 24 months Laminectomy L2-L3, Fusion L2-L5, interspinous implant L1-L2 Stooped posture 3 years post op
10 79 Kyphosis, VCF L1 Spinal Fusion T9-L3, Transpedicular Vertebrectomy L1-Harms cage 27 months Pull-out L2, L3 screws     Fused in Stooped posture

ASD = adjacent segment disease VCF = vertebral compression fracture.