Clinical Study
The Surgical Treatment Principles of Atlantoaxial Instability Focusing on Rheumatoid Arthritis
Table 1
Indications for atlantoaxial instability surgery.
| | Indications | Patients ( = 35) |
| | Fracture | 19 | | Rheumatoid arthritis | 6 | | Degenerative osteoarthritis | 4 | | Movement disorder | 1 | | Symptomatic Os odontoideum | 1 | | Osteomyelitis | 1 | | Previous implant failure | 1 | | Unknown | 2 |
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