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Cervical lesions and incidence of postoperative C5 palsy
| Cervical lesions | No. of cases | Cases of palsy (%) | Patients with MMT grade ≤2 (%) |
|---|---|---|---|
| Cervical spondylotic myelopathy | 113 | 9 (7.9) | 5 (4.4) |
| OPLL | 62 | 6 (9.7) | 5 (8.1) |
| Disc herniation | 2 | 0 | 0 |
| Cervical spondylotic amyotrophy | 16 | 2 (12.5) | 0 |
| Cervical spondylotic radiculopathy | 6 | 0 | 0 |
| Total | 199 | 17 (8.5) | 10 (5.0) |
MMT Manual muscle test, OPLL ossification of posterior longitudinal ligament
