Article Figures & Data
Figures
- Figure 1
Skip corpectomy involving the C5 and C7 vertebral bodies.
- Figure 2
Early hardware failure requiring anterior revision and posterior fixation. The final intraoperative lateral fluoroscopic image after the index procedure (A), upright lateral radiograph obtained 2 weeks postoperatively (B), and an upright lateral radiograph following anterior and posterior revision (C) in a single patient with early hardware failure.
- Figure 3
Extent of spinal cord decompression achieved with skip corpectomy (A), (B).
Tables
Demographics N = 45 Age, y, mean ± SD 57.5 ± 7.9 Body mass index, mean ± SD 28.7 ± 5.4 Men, n (%) 20 (44.4) Smoker, n (%) 29 (64.4) Myelopathy, n (%) 37 (82.2) Radiculopathy, n (%) 27 (60.0) - Table 2
Operative details for patients undergoing skip anterior cervical corpectomy and fusion (n = 45).
Operative Parameters n (%)a Corpectomy levels C4, C6 42 (93.3) C5, C7 3 (6.7) Anterior plating levels C3-C7 42 (93.3) C3-T1 1 (2.2) C4-T1 2 (4.4) Local autograft 45 (100) Iliac crest aspirate 27 (60.0) Allograft 44 (97.8) Bone morphogenic protein 0 (0) Drain 44 (97.8) Estimated blood loss, mean ± SD 293.2 ± 380.1 Drain duration, d, mean ± SD 1.6 ± 0.9 ↵a Data reported as n (%) except where otherwise noted.
- Table 3
Secondary surgical interventions required after skip anterior cervical corpectomy and fusion.
Patient No. Reason Mo Postoperative Management Patient 1 Hardware failure 0.5 Anterior revision + posterior fixation Patient 2 Hardware failure 4 Anterior revision + posterior fixation Patient 3 Hardware failure 5 Anterior revision + posterior fixation Patient 4 Adjacent segment disease 48 C2-C3 anterior cervical discectomy and fusion Patient 5 Adjacent segment disease 12 Posterior foraminotomy and fusion Patient 6 Fall leading to C7 fracture 1 Posterior fixation Patient 7 Refractory C5 palsy 1 Posterior foraminotomy Patient 8 Prevertebral fluid collection 0.5 Exploration and washout - Table 4
Alignment correction in degrees after skip anterior cervical corpectomy and fusion (n = 31).
Radiographic Alignment Preoperative Postoperative Change (P) C2-C7 lordosis 4.96 ± 10.5 11.10 ± 9.0 5.83 (<0.001)a C1-C7 lordosis 41.13 ± 11.0 46.75 ± 10.3 3.83 (0.001)a C2-C7 sagittal vertical axis 30.60 ± 18.0 33.51 ± 10.7 1.17 (0.250) ↵a Significant at P < 0.05.
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